How do I enroll in PayPal? There are two ways to enroll your Alliant Visa credit or debit card in PayPal. If you already have a PayPal account Log in to your account and select Wallet. Click Link a debit or credit card. Type your card number, date and security code into the form, then confirm your billing address and click the Link Card button. If you are new to PayPal Go to the PayPal website and click Sign Up. Select your account type (personal or business), then click Next. Type your email address and create a password, then click Next. Fill out your personal information and click Agree and Create Account. After you've created your account, follow the "If you already have a PayPal account" instructions above to enroll your Alliant Visa credit or debit card in PayPal.