The rack deadlift is great for lifters with less range of motion, but can also be used to work the top range of the deadlift with a heavier load.
Typically, the rack deadlift is set up with the bar just below the knees, but just above the knee is fine too. If you don't have a rack, use a few 45 pound Olympic plates to elevate the bar into position.
Kevin Neeld gained 5 pounds in one single day using a very simple protocol. He's positive it's not fat, but beyond that, he's not sure what this "mystery meat" is comprised of.