If you have time to DJ, then you have time to get bar work.
If you have time to get bar work, then it's a regular income.
If you have time for bar work then you don't have time to DJ, so sell up.
Problem solved.

DJing takes about an hour. Recently, when I've had a set, I tear myself away from coursework, head over to the place, do my hour/2 hour set, head back, carry on with coursework.
