I hate to say this, Jenn. Because I really don't know for sure. Judging by your avatar and posts, some folks may just find u approachable. My guess is he wasn't hitting on u.
In my experience, it's not uncommon for me to be approached by curious women when I'm out dressed. (Almost no one starts conversations with Sherry!) But, men never start a conversations with me unless they r interested in more than just talk.
And, doesn't take long for them to get to the point!
