Modified USPS shipping module for osCommerce version 2.2. Includes compatibility with 01/27/13 USPS updates. Files included in this contribution were modified from the original contribution found here: http://addons.oscommerce.com/info/8403 Not tested for use on 2.3. Provides options for all shipping methods, in addition to extra services. Very flexible module and fairly easy to install. Support thread: http://forums.oscommerce.com/topic/383307-usps-rate-v4-intl-rate-v2-official-support-thread/