Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to develop an inventory system [title] Organize the products being inventoried with the counters in mind. [step] The effectiveness of an inventory system is heavily dependent on the accuracy with which the items being inventoried are counted. Inaccurate counting of products or merchandise often causes discrepancies in accounting, sales tracking, over-ordering and over-production, among other issues.

Ending1: [substeps] Send out groups of inventory by organization, week by week, based on how the records have been filled. Preferably each group of items is presented in a separate folder to preserve the organization and avoid confusion about prices. Ending2: An inefficient storage system also will significantly affect the cost of tracking inventory by increasing the amount of time taken to complete the process. [substeps] Focus on making your inventory easy to access, separate, and count. Ending3: Make sure you follow the percentages stated in the notes describing this information. [substeps] Include prices and amounts of items being inventoried. Ending4: This does not mean bad management or discrepancies are the first underlying reasons, however. Productive accounting, on the other hand, is a balancing act between being constantly counting data for a specific time period and not being able to do it themselves.

Answer format: ending1/ending2/ending3/ending4