I have a side project that makes a decent amount a year. In order to make it work, I absolutely just coast and work the minimum possible at the day job - maybe

I have a side project that makes a decent amount a year. In order to make it work, I absolutely just coast and work the minimum possible at the day job - maybe 5 hours a day, the other 3 I spent on my side project. I don’t feel guilty because I am a bit underpaid at my day job anyway.