Copyright (c) 2014 Freeside Internet Services, Inc. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. This is Business::OnlinePayment::FirstDataGlobalGateway, a Business::OnlinePayment backend module for First Data Global Gateway e4. It is only useful if you have a merchant account with First Data: https://www.firstdata.com/en_us/products/merchants/ecommerce/online-payment-processing.html Business::OnlinePayment is a generic interface for processing payments through online credit card processors, online check acceptance houses, etc. (If you like buzzwords, call it an "multiplatform ecommerce-enabling middleware solution").