Carter co-founded the now defunct company TweetROI, a Twitter advertising service, in 2008. He performed what may have been the first Twitter standup comedy concert in November 2008, and used Twitter and YouTube to broadcast his comedic characters in 2009.
Carter is a respected source of information and trends on marketing with Google and Facebook. He was quoted in the book ''Twitter Marketing For Dummies''. His opinion is frequently sought and he has been interviewed by media including ''ABC News'', ''Bloomberg Television'' and ''Forbes''.