Transactions
- If I have to configure a payment gateway, what are the pre-requisites?
 - Do you support one time transactions?
 - Do I need to change my payment gateway or can I continue with the existing one?
 - How do I refund a credit note?
 - If my customer pays his invoice via ACH payment will it get closed automatically?
 - Can my customers enter their bank details directly for ACH transactions?
 - Does Zoho Billing store customer’s credit card details?
 - How will I update my customer’s card if it gets expired?
 - How to record payment for offline subscriptions?
 - How to enable excess payments to apply automatically?
 - How do I make a refund?
 - What is the difference between credit notes and excess payments?
 - Can I import and export credit card details?