Whats the best facial expression to have when i look at an ATRRACTIVE girl?

lets take 2 scenarios:


1. in a public place like supermarket, street, mall etc


2. in a club


i mean a hot girl i feel atrracted to..cos im looking for a girlfriend too. how do i show her that i am ';looking for someone'; with my eyes..and most importantly how do i look in a way she might spark interest in me (if shes single)Whats the best facial expression to have when i look at an ATRRACTIVE girl?
just look at her, straight in the eyes in a public place. don't look away, just keep looking at her. in the club, just wink and smile.Whats the best facial expression to have when i look at an ATRRACTIVE girl?
just smile.


A good smile gets me every time.