Self-checkouts are on the rise. From 2019 to 2022, the share of stationary self-checkout terminals in German retail has doubled, mobile self-scanning alternatives have even increased tenfold! Customer acceptance and dealing with the new types of payment terminals has also changed in this context. Less skepticism, faster processes and, accordingly, increasing customer satisfaction are the result. However, many questions still arise for potential operators. In this article, we’ll take a look at the most important ones and answer them in detail to make sure that no doubts remain.