InvoiceASAP Payments: eCheck Payment Screens, Web or Mobile The eCheck payment screens are the same for web or mobile. Here is the process of taking a payment with eCheck. STEP 1: Select Pay with bank. STEP 2: Select your bank. STEP 3: Log into your bank. STEP 4: Enter the name on the account and type. STEP 5: Choose which account to pay from. STEP 6: Enter address and click Pay. Have more questions? Submit a request 0 Comments Please sign in to leave a comment.