1. A method of administering an enterprise computing system including a plurality of user computing devices, the method comprising: selecting a pre-written application for inclusion in a menu of enterprise applications downloadable to a user computing device; allowing the user computing device to download the pre-written application; and interposing an application wrapper on the pre-written application before allowing the user computing device to download the pre-written application, the application wrapper being configured to control an operation of the pre-written application.