Hello, it is the payment gateway that processes transactions, handles routing and directs payments. At the same time, he himself does not come into contact with money in any form. Here, too, the seller needs to pay a certain commission, which depends on the size of the turnover of the online store. Sometimes a connection fee is charged, but this is not required. If you are interested in this payment system option, visit
https://payadmit.com/ for information about one of the most efficient and reliable payment gateways.