They're talking about the decision of why they don't go shoot -- One thing that turns out to be a great business tactic in the gang: if you go and just shoot guns in the air in the other gang's territory -- people are afraid to go buy drugs there, they're going to come into your neighborhood.
彼らが銃を撃たないと決めた理由は - ギャングのすぐれたビジネス戦術の一つ 他のギャング領土で 銃を空中に撃てば 人は そこへドラッグを買いに行くことを恐れ あなたのシマで買う