PayPal is an international e-commerce business allowing payments and money transfers to be made through the Internet. Online money transfer serve as electronic alternatives to paying with traditional paper methods, such as [cheques] and Money orders. It is subject to the Us economic sanction list, and subject to other rules and interventions required by US laws or government.
PayPal is an acquire, performing payment processing for online vendors, auction sites, and other commercial users, for which it charges a fee. The fee depends on what currency or payments the seller is using