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I think Twitter is a pretty fun way to communicate with a captive audience. I think it gets even better when you can brand that communication with a nice clean look. Here is a background that I used for Texas State Athletics.
Note that it gives some great information on contacting the department for tickets and such. The more exposure the better!
The second is for a fan page for the Crossmen Drum And Bugle Corps in San Antonio. My buddy is their tour director and I am a big fan myself having marched in a corps in 2001.
I wanted their name to be prominent plus i wanted their symbol 'Bones' to be slightly visible in the corner--paying tribute to his mystic essence and shrouded appearance throughout the corps' decorated history.