Phil Stacey column: When do 'unwritten rules' start -- and end -- at the high school level?, Local Sports
The NFL's unwritten rules – The Denver Post
FMIA Week 5: Brock Purdy is your new MVP frontrunner, and remembering Dick Butkus - NBC Sports
The Harvard Crimson - Volume CXLIX, No. 83 by The Harvard Crimson - Issuu
5 Backyard Football Plays Guaranteed to Score
Thanksgiving (United States) - Wikipedia
Michigan State plays 'dirty,' but Michigan lacked grit necessary to win the rivalry game
NFL national anthem protest policy: Tone-deaf and disgusting
26 (More) Rules of Thanksgiving Touch Football - WSJ
27 More Rules of Thanksgiving Family Touch Football - WSJ