6. Busk. (and sell your home made CDs)
Busking-- performing as a street musician-- is an interesting idea to me. Could you tell us more about your experience with it?
8. Become a personal trainer (you go to the student's house to make sure he practises - pretty much like a personal trainer goes to cliets houses to maeks ure they exercise.Good luck,Bernhard.
Bernhard, are you serious about this one? Are there really personal trainers out there for this? Nothing would surprise me. I've even heard of people hiring others to follow them around to make sure they don't over eat! I think it's pretty funny.