SB Nation has decided to make their own College Football Hall of Fame. In doing so, they automatically inducted some players, such as Texas Longhorn Heisman Trophy winner Ricky Williams, who tweeted about his place in the HOF:
But, for the players not automatically inducted, they are asking for your vote. Head over to the story stream about SB Nation's College Football Hall of Fame, select the article title in which you would like to vote, and you will find the poll at the bottom.
You can also check out the rules for the nomination of players for the HOF here.