VantagePoint also offers 12 narrated training videos that give more detailed descriptions of Perspective's commands.

Video 1 - Access Help Documentation
Video 2 - Perspective Layout
Video 3 - Renaming Objects
Video 4 - Adding Objects
Video 5 - Loading a VPF
Video 6 - Placing Objects
Video 7 - Scene Structure Hierarchy
Video 8 - Wireframe and Visibility
Video 9 - Navigation
Video 10 - Complex Motion
Video 11 - Zoom To Points
Video 12 - Saving a VPS