1. I have no personal experience with it, but I have seen AI routines before. For a beginner to intermediate, they were generally OK.
2. I'm currently using my own, but when I use someone else's I pull from my knowledge base of strong people I trust (Jim Wendler, Jamie Lewis, John Anderson) and using the routines they've written. Also, everyone should run the program Super Squats at least once in their life.
3. At work at the moment so can't post pictures, but my training log in my sig has one in the profile pic and a lot of them scattered throughout the entries. EDIT: Snuck one in taken the day before yesterday:
https://gamefaqs.gamespot.com/a/forum/b/b641b52b.jpg