Be sure to read Vern Gambetta's blog for today, Oct. 3 '08.
The same could be said about planning a good rehab or remedial exercise program.
Don't cook book your approach.
For instance, let's use my hamstring post as an example. Listen to what the body is showing you. The hamstring has 4 different muscles- which muscles were injured may be significant. Where is the lesion on the muscle? Closer to the hip? The knee? All this gives you clues where to begin your program.