Every Tuesday on ESPNBoston.com, questions from Patriots followers are answered as part of a weekly mailbag. This week's mailbag has been posted and includes some of the following topics:
1. Top draft pick Jamie Collins -- a better fit off the line or as an edge presence?
2. Receiver Aaron Dobson and the question of speed.
3. Rookie safety Duron Harmon and the value of the pick.
4. Trickle-down effect of receiver changes on quarterback Tom Brady.
5. Exploring a possible defensive shift to a different type of 3-4 alignment.
6. Undrafted free agents and their place on the roster.