sales of our casino and gaming products decreased 49 % in 2020 compared to 2019. in our casino and gaming market , our focus lies primarily in supplying printers worldwide for use in slot machines at casinos and racetracks , as well as in other electronic gaming devices that print tickets or receipts . additionally , we supplement these printer sales with revenue from epicentral , our promotional printing system that enables casino operators to create promotional coupons and marketing messages and print them in real time at the slot machine . the decrease of casino and gaming printers was d riven by industry-wide weakness resulting in lower sales to our oems that were impacted by casino closures in response to the covid-19 pandemic , which were in place for most of the second quarter of 2020 before gradually reopening at reduced capacities during the second half of 2020. during the year ended december 31 , 2020 , total lottery printer sales decreased approximately 37 % due to lower sales to igt . on december 31 , 2019 , we ended our non-exclusive agreement with igt and exited the lottery market as we shifted our focus to our higher-value , technology-enabled market for food service technology and casino and gaming products . during 2020 igt made a final purchase of lottery printers and we expect no future sales of our lottery printer . sales of our printrex branded printers include wide format , rack-mounted and vehicle-mounted thermal printers used by customers to log and plot oil field and down hole well drilling data in the oil and gas exploration industry . during the year ended december 31 , 2020 , we experienced a 74 % decline in printrex oil and gas printer sales as a result of lower worldwide oil prices as a result of the covid-19 pandemic . although we will continue to fulfill orders from existing customers during 2021 , we have shifted our focus away from this market and towards our higher value , technology enabled food service technology terminals and casino and gaming products . tsg , which sells service , replacement parts and consumable products , including receipt paper , ribbons and inkjet cartridges , continues to offer a recurring revenue stream from mostly our legacy products . tsg sales decreased 29 % in 2020 from 2019 primarily due to lower sales of consumable products for our legacy banking printers and lower service sales primarily related to a service contract with a banking customer that is expected to end in 2021. we expect tsg sales to continue to decline in 2021 due to the ending of the service contract and lower expected sales of our lottery printer spare parts to igt for our legacy lottery printer . operationally , our gross margin was 42.3 % in 2020 , a decrease of 560 basis points from 2019 due to the 33 % sales decline during 2020 and the impact of fixed manufacturing overhead on lower sales volume as a result of the impact of the covid-19 pandemic . during 2020 , our operating margin declined from 0.7 % in 2019 to negative 26.7 % in 2020 due to the 33 % decline in sales and 560 basis point decrease in gross margin . operating expenses decreased by 2 % due to cost saving initiatives implemented in march 2020 and maintained through 2020 in response to the negative impact from the covid-19 pandemic . during 2021 , we expect operating expenses to increase significantly compared to 2020 , as we resume our investment in selling and marketing to take advantage of the opportunities we see in the food service technology market . we reported a net loss of $ 5.6 million and net loss per diluted share of $ 0.72 for 2020 , compared to net income of $ 0.5 million and net income per diluted share of $ 0.07 for 2019. in terms of cash flow , for 2020 we used $ 3.5 million of cash in operating activities . during 2020 , we completed an underwritten public offering ( the “ offering ” ) which raised net proceeds of $ 8.7 million and the company was granted the $ 2.2 million ppp loan . we ended the year with cash and cash equivalents of $ 10.4 million on our consolidated balance sheet at december 31 , 2020. critical accounting policies and estimates the preparation of financial statements in conformity with generally accepted accounting principles requires management to make estimates , judgments and assumptions that affect both balance sheet items and statement of operations categories . such estimates and judgments are based upon historical experience and certain assumptions that are believed to be reasonable in the particular circumstances . we evaluate our assumptions on an ongoing basis by comparing actual results with our estimates . actual results may differ from the original estimates . the following accounting policies are those that we believe to be most critical in the preparation of our financial statements . these items utilize assumptions and estimates about the effect of future events that are inherently uncertain and are therefore based on our judgment . please refer to note 2 – summary of significant accounting policies in the accompanying consolidated financial statements for a complete listing of our significant accounting policies . revenue recognition – we account for revenue in accordance with the financial accounting standards board ( “ fasb ” ) accounting standards codification ( “ asc ” ) 606 , “ revenue from contracts with customers ( “ asc 606 ” ) . we adopted asc 606 effective january 1 , 2018 and elected the modified retrospective approach . in accordance with asc 606 , a performance obligation is a promise in a contract with a customer to transfer a distinct good or service to the customer . story_separator_special_tag not occurring until march 2019. the large increase of label sales in 2020 was primarily due to an initial stocking order to a distributor of a large convenience store chain as well as increased usage by existing customers as the installed terminal base continued to increase . hardware sales in 2020 decreased 6 % compared to 2019 primarily due to the impact from the covid-19 pandemic that resulted in widespread store closings and substantially reduced customer operations . pos automation and banking : revenue from the pos automation and banking market includes sales of thermal printers used primarily by quick serve restaurants located either at the checkout counter or within self-service kiosks to print receipts for consumers or print on linerless labels . prior to 2020 , revenue included sales of inkjet printers used by banks , credit unions and other financial institutions to print deposit or withdrawal receipts and or validate checks at bank teller stations . we exited the banking market during 2018. a summary of sales of our worldwide pos automation and banking products for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_4_th the decrease in both domestic and international pos automation and banking sales in 2020 compared to 2019 was primarily driven by a 33 % decrease in domestic and international sales of our ithaca® 9000 printer largely attributable to fewer sales to mcdonald 's which we believe resulted from the covid-19 pandemic . 22 casino and gaming : revenue from the casino and gaming market includes sales of thermal ticket printers used in slot machines , video lottery terminals , and other gaming machines that print tickets or receipts instead of issuing coins at casinos and racetracks and other gaming venues worldwide . revenue from this market also includes sales of thermal roll-fed printers used in the international off-premise gaming market in gaming machines such as amusement with prizes , skills with prizes and fixed odds betting terminals at non-casino gaming and sports betting establishments . revenue from this market also includes royalties related to our patented casino and gaming technology . in addition , casino and gaming market revenue includes sales of the epicentral print system , our software solution ( including annual software maintenance ) , that enables casino operators to create promotional coupons and marketing messages and to print them in real time at the slot machine . a summary of sales of our worldwide casino and gaming products for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_5_th the decrease in domestic sales of our casino and gaming products during 2020 compared to 2019 was primarily due to a 50 % decrease in domestic sales of our thermal casino printer , driven by industry-wide weakness resulting in lower sales to our oems that were impacted by casino closures in response to the covid-19 pandemic , which were in place for most of the second quarter of 2020 before gradually reopening at reduced capacities during the second half of 2020. this decrease was partially offset by a 73 % increase in epicentral sales to an existing epicentral customer that expanded their slot machine floor . there were no new epicentral software installations during 2020 or 2019. sales of domestic epicentral tm are project based , and as a result , may fluctuate significantly quarter-to-quarter and year-to-year . the decrease in international casino and gaming sales during 2020 compared to 2019 was primarily due to a 46 % decline in sales of our thermal casino printers and a 64 % decline in international sales of our off-premise gaming printers attributable to the negative impacts of the covid-19 pandemic on the international casino and gaming industry . lottery : revenue from the lottery market includes sales of thermal on-line and other lottery printers primarily to igt and , to a lesser extent , other lottery system companies for various lottery applications . a summary of sales of our worldwide lottery printers for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_6_th on december 31 , 2019 , we allowed our non-exclusive agreement to provide lottery terminal printers to igt to expire , as we decided to exit the lottery market and shift our focus towards our higher-value , technology enabled food service technology and casino and gaming products . as a result , igt made a final purchase of our lottery printers during the second quarter of 2020 and we do not expect any further lottery printer sales in the future . printrex : printrex branded printers are sold into markets that include wide format , desktop and rack mounted and vehicle mounted black/white thermal printers used by customers to log and plot oil field , seismic and down hole well drilling data in the oil and gas exploration industry . it also includes high-speed color inkjet desktop printers used to print logs at the data centers of the oil and gas field service companies . a summary of sales of our worldwide printrex printers for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_7_th the decrease in sales of printrex printers in 2020 compared to 2019 resulted primarily from lower domestic sales in the oil and gas market which was negatively impacted by the decline in worldwide oil prices largely attributable to the covid-19 pandemic . 23 tsg : revenue generated by tsg includes sales of consumable products ( pos receipt paper , inkjet cartridges , ribbons and other printing supplies ) , replacement parts , maintenance and repair services , testing services , refurbished printers , and shipping and handling charges . a summary of sales in our worldwide tsg market for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_8_th the decrease in domestic tsg sales for 2020 as compared to 2019 was primarily due to a 72 % decline in consumable sales resulting largely

cash flow during 2020 our cash balance increased $ 6.2 million , or 146 % , from december 31 , 2019 due to financing activities providing $ 11 million of cash primarily from the completion of the offering and the funds received from the ppp loan . we had $ 10.4 million in cash and cash equivalents as of december 31 , 2020 , of which $ 0.5 million was held by our uk subsidiary . operating activities : the following significant factors primarily affected our cash used in operating activities of $ 3.5 million in 2020 as compared to cash provided by operating activities of $ 4.8 million in 2019. during 2020 : ● we reported a net loss of $ 5.6 million . ● we recorded depreciation and amortization of $ 1.3 million and share-based compensation expense of $ 0.9 million . ● accounts receivable decreased $ 3 million , or 47 % , primarily due to lower sales volume during the fourth quarter of 2020 compared to the fourth quarter of 2019 due to the pandemic . ● inventories decreased $ 0.9 million , or 7 % , primarily due to the utilization of inventory on hand to fulfill sales in response to the pandemic . ● prepaid income taxes increased $ 2.2 million due to an expected income tax refund related to the net operating loss reported for 2020 that will be carried back to prior years as permitted by the cares act . ● other current and long-term assets increased $ 0.2 million , or 19 % , due primarily to recording a contract asset related to a long term boha ! sales contract which was partially offset by the recognition of royalty expense that was prepaid in 2019 to a technology partner for food service technology . ● accounts payable decreased $ 1.3 million , or 43 % , d ue to inventory purchases made towards the end of the fourth quarter of 2019 that were subsequently paid in the first quarter of 2020 and a lower level of inventory purchases during 2020 due to the pandemic .


 Write a concise suspicious activity report of the following text delimited by triple backquotes. Return your response as a formal report which covers the key points highlighting the location,dates,entity names and account holder information in chronological order of the text.
     ```cash flow during 2020 our cash balance increased $ 6.2 million , or 146 % , from december 31 , 2019 due to financing activities providing $ 11 million of cash primarily from the completion of the offering and the funds received from the ppp loan . we had $ 10.4 million in cash and cash equivalents as of december 31 , 2020 , of which $ 0.5 million was held by our uk subsidiary . operating activities : the following significant factors primarily affected our cash used in operating activities of $ 3.5 million in 2020 as compared to cash provided by operating activities of $ 4.8 million in 2019. during 2020 : ● we reported a net loss of $ 5.6 million . ● we recorded depreciation and amortization of $ 1.3 million and share-based compensation expense of $ 0.9 million . ● accounts receivable decreased $ 3 million , or 47 % , primarily due to lower sales volume during the fourth quarter of 2020 compared to the fourth quarter of 2019 due to the pandemic . ● inventories decreased $ 0.9 million , or 7 % , primarily due to the utilization of inventory on hand to fulfill sales in response to the pandemic . ● prepaid income taxes increased $ 2.2 million due to an expected income tax refund related to the net operating loss reported for 2020 that will be carried back to prior years as permitted by the cares act . ● other current and long-term assets increased $ 0.2 million , or 19 % , due primarily to recording a contract asset related to a long term boha ! sales contract which was partially offset by the recognition of royalty expense that was prepaid in 2019 to a technology partner for food service technology . ● accounts payable decreased $ 1.3 million , or 43 % , d ue to inventory purchases made towards the end of the fourth quarter of 2019 that were subsequently paid in the first quarter of 2020 and a lower level of inventory purchases during 2020 due to the pandemic .
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 Suspicious Activity Report : sales of our casino and gaming products decreased 49 % in 2020 compared to 2019. in our casino and gaming market , our focus lies primarily in supplying printers worldwide for use in slot machines at casinos and racetracks , as well as in other electronic gaming devices that print tickets or receipts . additionally , we supplement these printer sales with revenue from epicentral , our promotional printing system that enables casino operators to create promotional coupons and marketing messages and print them in real time at the slot machine . the decrease of casino and gaming printers was d riven by industry-wide weakness resulting in lower sales to our oems that were impacted by casino closures in response to the covid-19 pandemic , which were in place for most of the second quarter of 2020 before gradually reopening at reduced capacities during the second half of 2020. during the year ended december 31 , 2020 , total lottery printer sales decreased approximately 37 % due to lower sales to igt . on december 31 , 2019 , we ended our non-exclusive agreement with igt and exited the lottery market as we shifted our focus to our higher-value , technology-enabled market for food service technology and casino and gaming products . during 2020 igt made a final purchase of lottery printers and we expect no future sales of our lottery printer . sales of our printrex branded printers include wide format , rack-mounted and vehicle-mounted thermal printers used by customers to log and plot oil field and down hole well drilling data in the oil and gas exploration industry . during the year ended december 31 , 2020 , we experienced a 74 % decline in printrex oil and gas printer sales as a result of lower worldwide oil prices as a result of the covid-19 pandemic . although we will continue to fulfill orders from existing customers during 2021 , we have shifted our focus away from this market and towards our higher value , technology enabled food service technology terminals and casino and gaming products . tsg , which sells service , replacement parts and consumable products , including receipt paper , ribbons and inkjet cartridges , continues to offer a recurring revenue stream from mostly our legacy products . tsg sales decreased 29 % in 2020 from 2019 primarily due to lower sales of consumable products for our legacy banking printers and lower service sales primarily related to a service contract with a banking customer that is expected to end in 2021. we expect tsg sales to continue to decline in 2021 due to the ending of the service contract and lower expected sales of our lottery printer spare parts to igt for our legacy lottery printer . operationally , our gross margin was 42.3 % in 2020 , a decrease of 560 basis points from 2019 due to the 33 % sales decline during 2020 and the impact of fixed manufacturing overhead on lower sales volume as a result of the impact of the covid-19 pandemic . during 2020 , our operating margin declined from 0.7 % in 2019 to negative 26.7 % in 2020 due to the 33 % decline in sales and 560 basis point decrease in gross margin . operating expenses decreased by 2 % due to cost saving initiatives implemented in march 2020 and maintained through 2020 in response to the negative impact from the covid-19 pandemic . during 2021 , we expect operating expenses to increase significantly compared to 2020 , as we resume our investment in selling and marketing to take advantage of the opportunities we see in the food service technology market . we reported a net loss of $ 5.6 million and net loss per diluted share of $ 0.72 for 2020 , compared to net income of $ 0.5 million and net income per diluted share of $ 0.07 for 2019. in terms of cash flow , for 2020 we used $ 3.5 million of cash in operating activities . during 2020 , we completed an underwritten public offering ( the “ offering ” ) which raised net proceeds of $ 8.7 million and the company was granted the $ 2.2 million ppp loan . we ended the year with cash and cash equivalents of $ 10.4 million on our consolidated balance sheet at december 31 , 2020. critical accounting policies and estimates the preparation of financial statements in conformity with generally accepted accounting principles requires management to make estimates , judgments and assumptions that affect both balance sheet items and statement of operations categories . such estimates and judgments are based upon historical experience and certain assumptions that are believed to be reasonable in the particular circumstances . we evaluate our assumptions on an ongoing basis by comparing actual results with our estimates . actual results may differ from the original estimates . the following accounting policies are those that we believe to be most critical in the preparation of our financial statements . these items utilize assumptions and estimates about the effect of future events that are inherently uncertain and are therefore based on our judgment . please refer to note 2 – summary of significant accounting policies in the accompanying consolidated financial statements for a complete listing of our significant accounting policies . revenue recognition – we account for revenue in accordance with the financial accounting standards board ( “ fasb ” ) accounting standards codification ( “ asc ” ) 606 , “ revenue from contracts with customers ( “ asc 606 ” ) . we adopted asc 606 effective january 1 , 2018 and elected the modified retrospective approach . in accordance with asc 606 , a performance obligation is a promise in a contract with a customer to transfer a distinct good or service to the customer . story_separator_special_tag not occurring until march 2019. the large increase of label sales in 2020 was primarily due to an initial stocking order to a distributor of a large convenience store chain as well as increased usage by existing customers as the installed terminal base continued to increase . hardware sales in 2020 decreased 6 % compared to 2019 primarily due to the impact from the covid-19 pandemic that resulted in widespread store closings and substantially reduced customer operations . pos automation and banking : revenue from the pos automation and banking market includes sales of thermal printers used primarily by quick serve restaurants located either at the checkout counter or within self-service kiosks to print receipts for consumers or print on linerless labels . prior to 2020 , revenue included sales of inkjet printers used by banks , credit unions and other financial institutions to print deposit or withdrawal receipts and or validate checks at bank teller stations . we exited the banking market during 2018. a summary of sales of our worldwide pos automation and banking products for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_4_th the decrease in both domestic and international pos automation and banking sales in 2020 compared to 2019 was primarily driven by a 33 % decrease in domestic and international sales of our ithaca® 9000 printer largely attributable to fewer sales to mcdonald 's which we believe resulted from the covid-19 pandemic . 22 casino and gaming : revenue from the casino and gaming market includes sales of thermal ticket printers used in slot machines , video lottery terminals , and other gaming machines that print tickets or receipts instead of issuing coins at casinos and racetracks and other gaming venues worldwide . revenue from this market also includes sales of thermal roll-fed printers used in the international off-premise gaming market in gaming machines such as amusement with prizes , skills with prizes and fixed odds betting terminals at non-casino gaming and sports betting establishments . revenue from this market also includes royalties related to our patented casino and gaming technology . in addition , casino and gaming market revenue includes sales of the epicentral print system , our software solution ( including annual software maintenance ) , that enables casino operators to create promotional coupons and marketing messages and to print them in real time at the slot machine . a summary of sales of our worldwide casino and gaming products for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_5_th the decrease in domestic sales of our casino and gaming products during 2020 compared to 2019 was primarily due to a 50 % decrease in domestic sales of our thermal casino printer , driven by industry-wide weakness resulting in lower sales to our oems that were impacted by casino closures in response to the covid-19 pandemic , which were in place for most of the second quarter of 2020 before gradually reopening at reduced capacities during the second half of 2020. this decrease was partially offset by a 73 % increase in epicentral sales to an existing epicentral customer that expanded their slot machine floor . there were no new epicentral software installations during 2020 or 2019. sales of domestic epicentral tm are project based , and as a result , may fluctuate significantly quarter-to-quarter and year-to-year . the decrease in international casino and gaming sales during 2020 compared to 2019 was primarily due to a 46 % decline in sales of our thermal casino printers and a 64 % decline in international sales of our off-premise gaming printers attributable to the negative impacts of the covid-19 pandemic on the international casino and gaming industry . lottery : revenue from the lottery market includes sales of thermal on-line and other lottery printers primarily to igt and , to a lesser extent , other lottery system companies for various lottery applications . a summary of sales of our worldwide lottery printers for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_6_th on december 31 , 2019 , we allowed our non-exclusive agreement to provide lottery terminal printers to igt to expire , as we decided to exit the lottery market and shift our focus towards our higher-value , technology enabled food service technology and casino and gaming products . as a result , igt made a final purchase of our lottery printers during the second quarter of 2020 and we do not expect any further lottery printer sales in the future . printrex : printrex branded printers are sold into markets that include wide format , desktop and rack mounted and vehicle mounted black/white thermal printers used by customers to log and plot oil field , seismic and down hole well drilling data in the oil and gas exploration industry . it also includes high-speed color inkjet desktop printers used to print logs at the data centers of the oil and gas field service companies . a summary of sales of our worldwide printrex printers for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_7_th the decrease in sales of printrex printers in 2020 compared to 2019 resulted primarily from lower domestic sales in the oil and gas market which was negatively impacted by the decline in worldwide oil prices largely attributable to the covid-19 pandemic . 23 tsg : revenue generated by tsg includes sales of consumable products ( pos receipt paper , inkjet cartridges , ribbons and other printing supplies ) , replacement parts , maintenance and repair services , testing services , refurbished printers , and shipping and handling charges . a summary of sales in our worldwide tsg market for the years ended december 31 , 2020 and 2019 is as follows : replace_table_token_8_th the decrease in domestic tsg sales for 2020 as compared to 2019 was primarily due to a 72 % decline in consumable sales resulting largely

