Originally 
posted by 
archaic:
Everybody assumes that if they try to kill him that you will delete them, I'm trying to make sure that I don't hit him within even an hour of somebody from a different tag hitting him.  You are a good enough player to know that trying to kill a good waller as an off chat target without coordination is next to impossible. 
don't assume
1) 2+ teams are NOT allowed to work together to kill other teams.(This includes joint killruns and sharing break information)