Questions About My Newly Designed Relational Database - Advise Needed

I'm designing a database. struggling on some parts. I need someone to direct me. This bid is about asking questions on the parts i'm struggling with. This bid is not about building/developing an application/database. Main questions are based on entity relationships. There are around 5 to 6 quick questions. Database run on MS Windows SQL Server 2005 or 2008. I'm normalizing up to 3rd normal form. I need quick solutions ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) 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. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 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). ## Platform Windows