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Several ways to get paid, including manually-keyed amounts or cart-based checkout.
Are there fees associated with the subscriptions?
How can I enroll my customers into my subscriptions?
3D Secure & Strong Customer Authentication (SCA)
Is Payment compliant for 3D Secure and SCA ready?
Adding gratuity or tips
How can I add tax to my amounts?
How can I include Sales Tax on my Product Orders?
How can I make a test charge?
Can I charge an HSA or FSA?
Does the app allow for offline payments?
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How long does it take for a refund to post to my customer's account?
How do I issue a refund?
Why was a payment blocked?
What does an insufficient funds error mean?
My customer's cards keep getting declined. What do I do?
Preauthorization and Capture
When would I use "Authorize-only"?
What does "Uncaptured" mean?
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