how to beat zombie mode [AS HUMAN]

1) break open the floor gates they slow some ppl down

2)wait for the zombies to be picked

3)rush to the upper door (you have to jump on little broken ledges to get to)

4)have humans be READY to shot in all directions (don't be to close to the ledges cause if they get 1 person inside they usually get all

5)only shot the zombies when they are cloose to the edge of one of the ledges so they fall off
5.1) don't all shot at 1 time it wastes amo and they will rush when u reload

6) at 58sec the door will open slowly fall back into the door than guard the door
6.1) if some 1 has a heavy machine gun have them cover ppl going in cause they have more amo

7)guard the door but don't get to close or they will get u
7.1) be careful door may start to break and they will jump in (shot the ones on other ppls heads idk how they got there)

8) you won as human gratz