1. Don't really know, I don't change my formation a lot mostely I play with only 2 formations.
2. 4-4-2
3. I don't do this so I wouldn't know
4. No I didn't try
5. I don't use them because they are uselles.
6. It is strange.
7. Yes I think so if you have a player with a low moral and he would be captain it won't work.
8. Just the foot I think if he plays left or right.
9. I don't use them I used them a few times and I don't see a different.