Gary gives his social security number over the phone during the phone campaign. He starts with "210," which means that he was born in Pennsylvania. Indiana's social security numbers start with 303-317.
The name Ron gives for the scoreboard is "bowler".
Tom has a bowling ball designed like the planet Earth with the Entertainment 720 logo. It's clearly a leftover from his failed entertainment company of the same name.
A woman in the focus group at the beginning of the episode comments on how Amy Poehler is "aggressively short". Amy Poehler is 5'2".