A large corporation such as Payless Shoe Source requires Enterprise Level software. A company that's been in business so long would undoubtedly still be using Mainframes. However, Payless has found a way to make use of these legacy systems with today's new technology

The Global Trade Documentation System was deployed onto a Suse Linux Partition running on an IBM Mainframe. The J2EE Web Application utilizes IBM's WebSphere and DB2 Database making it extremely stable and scalable.