April 7 - Clubs that hired a new head coach after the end of the 2013 regular season may begin offseason workout programs.
May 2 - Deadline for restricted free agents to sign offer sheets.
May 7 - Deadline for club to exercise right of first refusal for its restricted free agents.
May 8-10 -2014 NFL draft, New York.
May 19-21 - Spring league meeting, Atlanta.
June 22-28 - Rookie symposium, Aurora, Ohio.