Have a squadmate who continually drags down the team?
Perhaps he’s halfway across the map, expecting a revive. Or maybe she’s sitting on four Cobra Missiles while your group gets sandwiched by three Banshees? Or it could just be that your entire squad is terrible.
Why not send them all this video? It contains major tips on staying alive, choosing a role, and making it till extraction. Plus, it will make you look like a condescending jerk.
It’s a win-win situation.