- American Express Merchant Reference Guide – U.S. Amex may requiring separate approval depending on the bank.
- American Express Data Security Requirements Opt Blue Amex may requiring separate approval depending on the bank.
- American Express Merchant Policy Opt Blue Amex may requiring separate approval depending on the bank.
- MasterCard Chargeback Guide
- MasterCard Security Rules and Procedures
- MasterCard Rules
- Visa Card-Not-Present Security
- Visa Chargeback Management Guidelines for Visa Merchants
- Visa Optimizes Dispute Rules – New Avenues for Card-Not-Present Merchants
- Visa Card Acceptance Guidelines for Visa Merchants
- Visa E-Commerce Merchants’ Guide to Risk Management
- Visa Core Rules and Visa Product and Service Rules
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