>Ok, thanks to Viv, I was able to to create a blank solution and I have added to projects to it.
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>The first project I'm calling AppShell. This will be the main desktop, the menu, toolbars, app object and so forth. The next project is my Customer project. Thanks to Bonnie's wise advice, I'm going to segment functionality into seperate projects.
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>I was considering doing a tabbed UI type of interface, just like SQL and .Net. Instead of having individual forms, I would use tabbed input areas.
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>So I removed the Form1 form and the .cs file from the second project, and now I cannot compile. I get:
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>"Program '...Customers\obj\Debug\Customers.exe' does not contain a static 'Main' method suitable for an entry point
>Customers"
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>I don't understand why the Customer project needs an entry point. The solution will be compiled into an EXE, who's startup project is AppShell. I don't need a form in the Customer project (yet). I will be creating tabs classes that will appear on the AppShell desktop form in the first project.
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>I have set AppShell as the startup project for the solution.
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>I could use some help.

Sounds as if your second project was also of type "Windows Forms Application" where you probably should have used "Class Library" etc instead
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>Thanks