Weekly Patriots mail is delivered

Every Tuesday on ESPNBoston.com, questions from New England Patriots followers are answered as part of a weekly mailbag. This week's mailbag is posted and includes some of the following topics:

1. Highlighting the work of the coaching staff and its effective in-game adjustments.

2. With running back Stevan Ridley, is it overstating things to say he's at a crossroads in his role as the team's lead rusher?

3. Following up on comments made by Houston Texans defensive end Antonio Smith.

4. Digging into some defensive questions -- 3-4 vs. 4-3 and zone coverage vs. man.

5. Brian Daboll's role on the coaching staff.