1 - OL and DL are units, the rest are individual players
2 - I brought up the same point. It's why I am not using G/C and T in the GUESS reports - instead going with run blocking and pass blocking ratings
3 - They are randomly generated, although there may be some weighting due to attributes
4 - We're all learning this as we go.
5 - The Blitz percentage works 2 different ways, depending on where you are. In the Formation setup, the blitz % is the chance that that particular player will blitz IF a blitz is called. On the playbook screen, it is the percent chance to call a blitz play.