Cheating rarely announces itself with a smoking gun. Usually, it comes out quietly: maybe the car stereo is tuned to a station your partner never listens to, maybe they started showing a whole lot more, or perhaps their phone suddenly has a lock code.At first, you might dismiss these—let's call them—irregularities and give them the benefit of the doubt. But as the little signs pile up, everything eventually clicks, and the truth becomes impossible to ignore.So, to help each other arrive at the inevitable conclusion quicker, women on Threads have been sharing the small details that ended up giving away their unfaithful man. Here are some of the most eye-opening ones.