How to shoot for planar tracking & place tracking markers

Via AETuts, Hollywood Camera Work has posted 4 sample tutorials and (maybe) free green screen and tracking plates from Visual Effects for Directors, which was just reviewed by Mark Christiansen on PVC. Tutorials include How to place tracking markers and How to shoot for planar tracking. Here's the preview via Filmaking Central:



Also, Eric Alba posted pictures of his vfx tracking markers, including a free PDF template.