What is Colonial Cash?Colonial Cash is a declining balance, flexible and individualized spending program, featuring both dining and retail options, available on campus and in the city. This program includes purchasing power for a number of University services such as the GW Bookstore, campus laundry facilities, vending machines, parking services, Student Health services, and copy and mail services as well as a host of neighborhood dining options and services such as dry cleaners, pharmacies, convenience stores, and other retail locations.