Yep, it's difficult for sure but imo the most important thing is to focus on the process and not on the end result. This way you will let loose "easier" and then you can "demonstrate" your personality more. Also, op, you can be lacking in the flirting department. Imo teasing is the heart and soul of flirting - obviously don't overdo it but girls like challenge. I am not talking about insulting the girl but busting her "balls" as you would with your best buddies. Also, try holding eye contact few…