all of the animatronics give off audio cues, for bonnie and chica its muffled footsteps on whatever side they're on. for foxy you'll hear more frantic steps. not sure what it is for freddy, but she doesnt move as much. when you hear the steps close the door for about 5 - 7 seconds, no need to turn on the lights. check cams very minimally, power runs fast. keep your mouse on the left door, it'll be your most active