Send a memo to the manager of the program to let them know what you think is missing, so that it can be replaced. Do nothing because someone else will report it. Welcome the repairperson as it is about time that repairs are finally being made. If the repairperson is not in uniform, ask for identification. Go out for coffee while the work is being done.
Most thieves know to make a quick check of unlocked desks, file draws, jackets, backpacks, etc.
Crime on campus is everyone's problem, just because this time you were not a victim does not mean that next time you will escape being selected. The answer to question three presents a unique problem for most office workers. It is always best to see if you can get someone to sit at your desk while you are gone. When that is not possible, lock your door and forward calls to your office, classroom, or studio to another office or activate the answering machine. Some thieves know that no one is in an office if the phone continues to ring without being answered.