Here is a detailed article on Draft Follow and Evaluate for those who have questions. I found it to be interesting and shed some light on the subject. Its an archived article and centers on the Brewers but, has some merit .
"There is among us a far closer relationship than the purely social one of a fraternal organization because we are bound together not only by a single interest but by a common goal. To win. Nothing else matters, and nothing else will do." Sandy Koufax