Understanding ASD or Anti-Slut Defense
The anti-slut defense is sort of a woman's defense mechanism that will spare her from the society's condemning eyes. She uses this mechanism in order to keep her from appearing slutty or easy by turning men down. The ASD is like a assortment of reasons women offer you so as not to in bed with you. By lacking sex with any men she will be relieved of the responsibility of her actions.
Your rest of the male species can watch the ASD as an obstacle. However, exactlty what can you do so that you can handle ASD and get what you would like?
The very first thing you need to focus on is to plant the seed of certainty in her own thoughts. This may offer her the assurance you are aware what you are doing and you are mature enough to not kiss and tell. To do this you will have to have a private talk to her. If you're inside a bar, it is possible to invite her to your table. This way you're isolating her in the people she knows. This may give you the time to interact with her and provide her hints that you realise why she actually is acting stiff and defensive when she actually is along with her friends.
Get her engaged in a conversation while you continue throwing hints at your real intention. If she starts becoming defensive, change the topic a little and then start again. As you continue conversing make her believe you are taking all the responsibility for something that transpired and will transpire at that time.