Working out at a gym is good for you, but you share that space with other people. Even if you've learned how to use the equipment, you may not have learned how to be considerate of everyone else there to exercise too. This graphic breaks it all down nicely.
Many of the tips below you'll remember from the video we posted not too long ago by I Am Alpha M on gym etiquette. The graphic includes a couple of extra tips worth mentioning (namely, not doing curls in the squat rack and not hoarding all of the weights just to yourself). You can see the whole thing below, courtesy of the folks at BestGymEquipment.co.uk.