1) Complete and fully-functional working web application meeting the requirements listed above, including all source code, demo'd to the Buyer's satisfaction.
2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables):
For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. Buyer may demo the application on his own server during the development process and prior to delivery.
3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement).
4) Proper documentation explaining design of the site and all languages and 3rd party components used.
Linux, Apache, mySQL, pure and simple.