The best advice for this is simply to be happy and confident in your body. Some men will find it erotic and some men wont no matter what shape or size it happens to be.
You know it if you have had it – chemistry. You meet someone and you get that special feeling that is a very strong motivator. You know when you have it but you can’t really describe it.
As all the new ‘romantic things’ the teenager has to do become more automatic, the teenager is then afforded the ‘psychological space’ in their head to begin to experience the other in this new way. They can begin to experience the personality of the romantic other.