It’s hard not to make noises in the virtual world of CS:GO, but still, you should be very careful with stomping and banging around. Opponents will be able to distinguish your position and organize an unexpected attack.
At the same time, you should use this feature for the benefits of your team. Always play with a headset to hear everything properly. Make decisions on the base of those sounds. This simple but very effective advice will help you to rank up in CS:GO fast.