When you legit want to hit her up and care about what she is doing....
When you are willing to hang out with her when she tells you she is on her period.
When you start changing some of the little things about you she isn't a fan of.
When the thought of her legit liking or enjoying another dude's company makes you a lilttle angry or sad.
And when you actually enjoy making her happy outside the bedroom...
Just a few