This article kind of caught my attention:
The Open Source license isn’t the fun part of the project. I like to be creative, and I like to see the program work. Worrying about a license is the last thing I want to do, but it needs to be done.
So, here are some places to start researching:
I found a little bit of a checklist on this page under the section Applying the License, but I would like a better checklist specific to the Apache License 2.0.