Physical attractiveness, intelligence, sense of humor, core values, etc. Or if you two talk about traveling together next summer and start making serious plans. It's a strange situation to be in when people look at you like you are an alien from a different planet. Every new attractive hookup was an affirmation of self, and my batting average was high. Anything else is a signal for a relationship. This is the reason I don't feel uncomfortable dedicating this week's article to the subject.
This might not seem like a great sign, but it actually is.
Do They Want A Relationship Or Are You Just A Hookup? 4 Ways To Tell The Difference