Pay your DISC invoice... Payment: Paypal is the safer, easier way to make an online payment....You can still use your current payment method or begin to make an online payment through PayPal™ for your DISC bill by entering an amount to the right. From here you will navigate to the PayPal™ website where you can enter your paypal login information, or create an account if you don't have one. After you have a PayPal account, paying your DISC invoice is as simple as checking your email. Remember, you can still send payments through regular mail! Enter Amount: