Is it possible to to turn payment platforms like paypal on or off per individual customer. Just to be clear to choose which customer you would like to pay by paypal.

Great idea you have there, @useraccountancy. 

The option to turn on and off payment platforms per individual customer is unavailable in QuickBooks Online.

I understand that having this option is beneficial for you and your business. As we value your suggestions, I recommend sending your feedback to our Product Development Team. I’ll show you how:

1. Go to the Gear icon.
2. Select Feedback.
3. Enter a brief description of your product suggestion. 
4. Click Next to submit feedback. 

From there, they can review your suggestion and might consider adding it in future updates.

Also, feel free to visit our Feedback forum page to see a list of other QuickBooks users who already suggested this feature, as well as the recent updates in QuickBooks.

In addition, you’ll want to review this article to get answers to your frequently asked questions about setting up and accepting card payments with PayPal in QBO: Accept Card Payments with PayPal app FAQ. 

Please let me know if you need clarification about payment options in QBO. I'll be standing by for your response. Have a great day, and stay safe.