New Articles

  1. Level 2 And Level 3 Credit Card Processing

    Level 2 and Level 3 data that should be sent to qualify for the best interchange rates.
  2. 3rd Party Plugin - Gravity Forms

    Information on 3rd party plugin, Gravity Forms.
  3. 3rd Party Plugin - WooCommerce

    Information about the 3rd party plugin, WooCommerce.
  4. ACH Validation

    Overview of the NACHA requirement for ACH verification.
  5. ACH Payment and Validation Response Codes

    Lists of possible response codes for ACH verification transactions.
  6. ACH Payments by Telephone

    Information on the requirements for taking an ACH payment by phone.
  7. Recurring Billing Subscription Configuration

    Subscription configuration settings page information.
  8. MasterCard's Decline Code Grouping and MAC

    Information about MasterCard's decline code grouping program (MAC).
  9. Visa’s Decline Code Grouping

    Information about Visa's rules for decline code reasons and appropriate retry strategies.
  10. Google Pay Overview

    Overview of Google Pay on Qualpay.