What is Cash register?
[[File:Old cash register.jpg|thumb|An electronic cash register, made by [[Sanyo]]]] A '''cash register''', or '''till''', is a [[machine]] that holds [[money]]. Cash registers are usually found in [[shop]]s and [[restaurants]]. They are used to [[wikt:calculate|calculate]] how much a [[wikt:customer|customer]] has to [[payment|pay]] for something, such as a [[Good (economics)|good]] or [[Service (economics)|service]]. The [[drawer]] of the cash register, which contains the money, is designed so that it would only [[wikt:open|open]] if somebody is buying something. This is to try to stop the customer from [[Theft|stealing]] money from the [[employee]]s. ==History and types== [[File:Antique cash register.png|left|thumb|An old, mechanical cash register, made by NCR]] The person who [[invention|invented]] the cash register was [[James Ritty]], who came from [[Ohio]] and owned a [[Bar (establishment)|bar]] in [[Dayton, Ohio|Dayton]]. In 1878, he found out that the people who worked in the bar kept on stealing money.<ref>{{Cite web|url=http://www.ohiohistorycentral.org/w/James_Ritty|title=James Ritty|website=Ohio History Central|language=en|access-date=2018-03-14|archive-date=2018-03-02|archive-url=https://web.archive.org/web/20180302203833/http://www.ohiohistorycentral.org/w/James_Ritty|url-status=dead}}</ref> When he noticed a part of a [[ship]] which counted how many times the [[propeller]] turned, he used the same idea to build a machine that could count different [[amount]] of [[sales]]. He got a [[patent]] on his machine and started a company the next year to make them, but it was not popular and the company, which became the National Cash Register Company in 1884, was sold to [[John H. Patterson]].<ref>{{Cite news|last=Bellis|first=Mary|url=https://www.thoughtco.com/cash-register-james-ritty-4070920|title=Who Invented the Cash Register?|work=ThoughtCo|date=2018-01-01|access-date=2018-03-14}}</ref> Although the first cash registers were completely [[mechanics|mechanical]] (they used moving parts such as [[gear