The button redirects buyers to PayPal to process the payment. Make sure that you choose a Business Account and sign up to the PayPal Payments Standard. Here is a list of what you will need to sign up for Payflow Services from PayPal : After you complete the signup process, you can begin configuring and. Read this wikiHow to learn how to set up a PayPal account of your own. The account creation process is largely the same for both the website and the app. taken to your account's Summary page, PayPal will prompt you to sign up for a line.