Women often play to get along, whereas men often pay to win.
[snip]
Saying No and disentangling yourself from unwanted male attention is a crucial skill to long term success in dating and relationships. Moreover, these skills, once learned, can be applied in most areas of your life to great success.
Caveat: this post is geared more towards heterosexual woman, because they tend to have a harder time with No in their interactions with men. However, if you're having a hard time shaking unwanted attention, this may also be for you.