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Infinite Display
Infinite Display control the projectors in the Student Center, Stata, and the Infinite. They don't usually do ad swaps, but it might not be a bad idea to ask them for one anyway. Look at their slide for specs. It should be a full color widescreeen image.
Advertising Off Campus
Advertising off campus is prohibited for student groups. Waivers can be obtained, however. More information here:
http://web.mit.edu/eventguide/advertising/index.html
Spam is your friend. people will probably reply to you complaining, but not that many. you'll also get some bouncing emails and "away from office" emails. but it's totally worth it.
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