This is an Alternative that almost made it into the book, but didn’t. I’m going to copy and paste from Quora – I can’t ask the poster permission because he is anon, and Quora might not let you see it unless you are logged in. This is responding to jobs that don’t seem to make a lot of money but do:
So basically, if you live in the right place, you might be able to make $60k working half the year? Awesome.