Pistoleer Archive

Hey I'm new to pistoleer, and I have a few questions. I tried searching by the search engine on this forum really doesnt work that well. Takes 10 minutes to search for me.

1) What Shots are good, and which ones arent? Currently I have double tap. Should I be useing that one or body shot2?

2) is Stopping shot good? I almost have it?

3) whats the best way to gain pistol xp?

4) after doing this skill tree with shots, which one should i do next?