Every offseason NFL teams seek to fill holes and add depth to their rosters. This year, the Philadelphia Eagles made a splash by signing running back Darren Sproles, but they also made a splash in a negative way by releasing wide receiver DeSean Jackson for no compensation.
But it's often not splashes that make the biggest impact, but smaller under-the-radar signings. Nolan Carroll could turn out to be a great addition, for example, and Bradley Fletcher was more or less a competent corner last season.
How much has the team improved at each position? Continue reading to find out. Each position is graded from A to F, with C being average or not much change.