The official osCommerce payment module for PayPal offers full integration with Express Checkout and Website Payments Pro via the PayPal API. This Add-On overwrites and upgrades the existing PayPal Express Checkout and Website Payments Pro modules included in osCommerce v2.2 RC2A by default. Express Checkout allows you to increase sales through a fast and easy checkout experience; Website Payments Pro allows you to get an internet merchant account and payment gateway all-in-one solution at a low cost. The updated payment module, designed for osCommerce Online Merchant v2.2 RC2a, and includes many new features that allow you to accept PayPal payments more easily. - Website Payments Pro for US, UK, and Canada - Express Checkout - Recurring Payments for Website Payments Pro and Express Checkout - Maestro/Solo for UK - 3D Secure for UK - Fraud Management Filters Follow the instructions (INSTALLING.html inside the download) to install and configure your web store particularly if you have already customized your osCommerce store. Although there are several unofficial PayPal modules for osCommerce, PayPal does not provide technical support for these versions. This module is also posted on the PayPal X Developer Network website at A note for UK merchants: The Add-On is designed for PayPal merchants using Website Payments Pro and/or Express Checkout with API Signatures, this includes UK Pro merchants with accounts created after September 2008. It is not for use by merchants using Website Payments Pro (Payflow Edition) or Payflow Pro. Depending on when your UK Pro account was created, this module may be compatible by switching to using API Signatures instead of the Partner, Merchant ID, Username and Password you currently use.