There is FxCop which will do some code analysis for you

http://msdn.microsoft.com/en-us/library/bb429476(v=vs.80).aspx

There are also addins like Telerik's JustCode, DevExpress CodeRush, and JetBrains R# which will check your code for you

Code it right is another addin

http://submain.com/products/codeit.right.aspx