About 4 years ago, when the new penny came out and there were commercials for it, I sent an email to the White House.
It basically voiced my opinion on how dumb I thought it was that there was a commercial campaign for the penny which is worthless before it's even made.
In the email I also suggested the President wear a purple or gold tie because I was getting tired of all the boring muted red and blue. There ARE more colors to wear. Even in D.C.
Recently, the White House did another Google+ Hangout where the President did a Q&A. This was one of the Q's that he A'd:
Cousin Deb: you'll recognize the Q'er as being John Greene who wrote "The Fault In Our Stars" (which I haven't read yet).