I've been looking for a good book that addresses safeties in more detail then just a few pages. The only thing I can find online is the new volume 5 of the Pro Skill Drills. So a couple of questions for you safety-minded players:
1) What book did you use to advance your safety game?
2) If you purchased Safety Drills, are they any good?
1) What book did you use to advance your safety game?
2) If you purchased Safety Drills, are they any good?