http://roslyn.codeplex.com/wikipage?title=FAQ
How do I get all variables declared of a specified type that are available at a given code locations? -> [duplicates] 'how to how to'
How do I get a completion list with members of an accessible type? -> [should be bold]
How do the Roslyn APIs relate to LINQ Expression Trees or Expression Trees v2? Is one better for meta-programming or implementing DSLs? -> [in 2nd section] DLR -> DSLs