Now that the necessary infrastructure is in place, you can create your first build definition. Build definitions define the information required to execute a build, such as what should be built, what triggers a build, and how long these builds should be retained.
To create a new build definition:
Open Microsoft Visual Studio 2008.
Open Team Explorer.
Expand the Team Project.
Right-click Builds, and click New Build Definition.
The General tab shown in Figure 10-4 allows you to name the build definition and optionally describe it. The description is displayed when a developer queues the build, so this can be useful to communicate additional information about what the build definition is for.
Figure 10-4. Build Definition: ...