Getting Fit With .Net: Quick Introduction to Testing .Net Applications with FitNesse

Are you considering using FitNesse in your future projects? Are you already using FitNesse?
You should definitely check out the "Getting Fit With .Net: Quick Introduction to Testing .Net Applications with FitNesse" from Gojko Adzic. This is the guide that I needed before start dealing with FitNesse.

The guide discusses the following topics:
1. Getting Started - downloading,installing,configuring FitNesse for .NET Testing
2. Hello World Example
3. Writing Tests(ColumnFixture,RowFixture,StringFixture,ActionFixture)
4. Wikki Content Management
5. Test organising
6. A lot of useful links to FitNesse related resources

Go and download it from the Gojko Adzic's site
You may download the samples source code as well.