Good evening, mmaxbuilding-gma.
I appreciate you taking the time to join us here in the Community. I'd be happy to help.
QuickBooks Online provides the option to add a payment method to Sales receipt. Let me show you how:
1. Click on the "+New" Button and select "Sales receipt"
2. Enter the required information
3. Locate the Drop down arrow next to the "Payment method" and chose the desired selection.
4. Once all information has been entered, hit "Save"
If you have any other questions, feel free to reach back out. Im here to help!