Buster Posey reflects on his transition from franchise catcher to Giants investor - The Athletic
Giants legend Buster Posey officially retires, cites family, other reasons
Buster Posey Announces Retirement - MLB Trade Rumors
Urban Legend- An Introspective w/ Mychael Urban Part 2 - Athletics Nation
Buster Posey announces retirement
Buster Posey announces retirement
Redding Giants fans react to news of Buster Posey retirement
San Francisco Giants' Buster Posey retires, citing family, physical toll of game - ESPN
A letter to the fans: : r/SFGiants