This seldomly happens anymore because the freshmen class has gotten bigger. You could buy out the other side of the room. This is a totally unofficial option as it is usually not approved by housing assignments. The only reason I mention this is because it has been done before under very special circumstances. Managers, RAs, GAs, and sometimes Asst.
Managers get single rooms as part of their job compensation.
How do I apply to be an ITA, Oasis Worker, or part of the Admin. These positions are open to freshmen entering Penn in the upcoming year. Please check with our website frequently and keep your eyes open for summer mailings that are sent out to you in July. It's a very rewarding experience. Even though every College House boasts a computer lab and there are several large computer labs on-campus, I would highly advise you bring your own computer.