Player 2, Same IP

[Cirno]

Q1.) you play as different characters. no need for alternate characters since me vigil, and the other person had same problem.
Q2.) I think you should be good though don't quote me on it
Q3.) Nope as long as there is proof as its not one person playing multible accounts before they should. (same as Q2 though)
Q4.) yep as long as you do it correctly.