PayPal is probably the most popular way to pay online – it gives merchants a simple way to be paid, and it makes it extremely easy for customers to pay. The service allows anyone to pay in any way they prefer, including through credit cards, bank accounts, buyer credit or account balances, without sharing financial information with the seller/store. PayPal has rapidly become a global leader in online payment solutions with more than 164 million accounts worldwide, mainly due to the fact...