GirlsChase is what really changed my perspective on women and led me to stop wasting my time on women that weren't benefitting my life in any way. This is an article that really spoke to me and I've saved it for safekeeping:

http://www.girlschase.com/content/i-don%E2%80%99t-chase-em-i-replace-em

TL;DR: Once a woman isn't treating you the way you want her to (i.e., she isn't chasing you), you drop her. You cut contact and work on self-improvement and meet more women. Nothing else.