I think the conventional wisdom is to scratch your own itch. Figure out something that is annoying or difficult to do and then figure out a way that automating

I think the conventional wisdom is to scratch your own itch. Figure out something that is annoying or difficult to do and then figure out a way that automating some of the steps could make your life easier. This could start as an awesome product to show employers or possibly a way to make a couple of bucks on the side.