Attacking side
First pick a good op
Then hold shift + w and move your mouse left and right.
If you hit a wall then you are doing good.
If you see a enemy in all chat spam things, when you get close kinfe.
and don't die.

Defending side
Pick a FAST op
take a barricade off a window down then wait for game to start.
When game start vault out of the window and run to any connor and wait for you to get detected
Enemies will start running out you. CLICK HEAD

this is the easy way to win and uh vote kick your team when they start saying things at you.
Last thing don't die as well as if your teammate is getting a lot of kills kill them.