Here are the slides from my “Automating Builds with MSBuild and Team Foundation Server” presentation in 2 formats:

Small PDF (900K)
PowerPoint Show (3.3MB)

And the sample project from my MSBuild demos (look at the project files as XML)

Some other useful links:

Deploying .NET Applications at Amazon
MSBuild on MSDN – http://msdn2.microsoft.com/en-us/library/wea2sca5.aspx
Community Tasks – http://msbuildtasks.tigris.org/
MSBuild Sidekick – http://www.attrice.info/msbuild/