Some of my options for "How to use a phone booth"

And then begin!
- The first and easiest option in the phone booth, you can change clothes (Very practical)
- phone booth can be used as a torture chamber
- In the phone booth, you can hide (and sit there all day, if this time someone will look you in the city)
- In the phone booth, you can live (Just in case)
- In a phone booth could have a party (but roominess phone booth it will be very lonely party...but who knows, maybe you are very self-sufficient person)
- In a phone booth can be make movie (yeah. In 2002, Joel Schumacher has proved this)
- In the phone booth, you can provoke claustrophobic for yourself (who knows, maybe you like experiments)
- In the phone booth, you can redraw some classic work of art and (in our  century) earn a lot of money
- phone booth can be used as a toilet (of course if you are deprived of any moral and aesthetic using it, or if you just cute vandal)
- In the phone booth, you can commit suicide
- In the phone booth could have sex (onanism also count)
- In the phone booth could have sex and then commit suicide (this is if sex means a onanism)
- In the phone booth, you can leave some of your thing, if on the road this thing a burden to you (And importantly - don't forget to leave a note "please do not touch, it's my x o x" and then, when you come back, thing will be waiting for you safely and unharmed)
Well, I think that's all.

Oh yeah, I forgot, in a telephone booth, you can call

P.S. If you have some other options, please let me know.