12. An authoring system comprising one or more authoring computing devices for generating an installable demonstration payload to facilitate deployment of a demonstration environment on one or more electronic devices, the authoring system comprising: a build interface executing on the one or more authoring computing devices, the build interface including a plurality of wizard screens operative to receive authoring inputs which specify characteristics of the demonstration environment, the authoring inputs including: specification of promotional media to be played during a promotional mode of the demonstration environment; specification of mock user data comprising a plurality of PIM items to be natively accessible by a native application that runs on a target electronic device during a tryout mode of the demonstration environment and runs on the target electronic device outside of the demonstration environment, the native application configured to access the mock user data within the demonstration environment in a same manner as accessing user data outside of the demonstration environment; and specification of an offset date so that a particular PIM item is dated with the offset date and all other PIM items of the plurality of PIM items are dated relative to the offset date; a kiosk-mode media player operative to play the promotional media during the promotional mode; a cleanup service operative to repeatedly and automatically reverse modifications made to the demonstration environment during the tryout mode; and an assembler module executing on the one or more authoring computing devices, the assembler module operative to generate the installable demonstration payload based upon the authoring inputs and by bundling the promotional media, mock user data, kiosk-mode media player and cleanup service with the installable demonstration payload, the installable demonstration payload being installable on the target electronic device so as to create the demonstration environment on the target electronic device.
13. The authoring system of claim 12 , where the authoring inputs include specification of playback settings to control playback of the promotional media during the promotional mode.