There's really no such thing as job security in the NFL, and veterans know this better than anyone. For teams like the Green Bay Packers, which are in playoff contention season after season, the strength of the bottom half of the 53-man roster is just as important as that of the top.
Though the Packers have been trimming the fat all along in Green Bay, cutting veterans who weren't performing such as A.J. Hawk and Brad Jones, even the players who still hold roster spots must earn their keep.
Whether they consisted of adding players in the offseason to compete for starting jobs in training camp or declining to pick up options, the moves the Packers made this offseason should raise the antennae of the following five players.