PUP, IR and NFI - exploring the different designations - Hogs Haven
Explaining how the NFL works; Part 14: The Reserve/Injured List - Behind the Steel Curtain
Patriots cut Cam Newton; Mac Jones to be New England's starting QB
Explaining the confusing NFL Free Agency terms and terminology - Behind the Steel Curtain
NFL PUP list, Injured Reserve, NFI List rules and the 2017 San Francisco 49ers - Niners Nation
Breaking down the different NFL roster designations – NBC Chicago
NFL PUP list, Injured Reserve, NFI List rules and the 2016 San Francisco 49ers - Niners Nation
NFL roster cuts, explained - Bleeding Green Nation
Lions training camp observations: Rookies beginning to see starting time - Pride Of Detroit
Live: Cam Newton cut and everything else we know about the Patriots 53-man roster