1. A machine implement system that executes a network-based application, comprising: a presentation component that processes a local request based at least in part on a relevant portion of application logic associated with the network-based application; a mobile component that identifies and retrieves the relevant portion from a local repository and a remote server; a guarded component that accords access, based at least in part on an access policy, to the mobile component to retrieve the relevant portion; and the mobile component and the guarded component interchangeably execute a first constituent element of the relevant portion and a remaining constituent element of the relevant portion without modification to the first constituent element and the remaining constituent element.