Knowing what he is looking for from the beginning, gives you a better ability to figure out why he is behaving how he is.
A guy who have been clear to you about his intentions from the beginning, is someone that has laid out his expectations.
When he informs you that he isn’t looking for a relationship, but is open to one, he has made it clear that finding a relationship isn’t a priority to him.
The ego boost you get from it is astounding, especially given how some of your other girlfriends struggle to get the attention of guys in these social environments.