Maybe a woman won't warm up to you right away, but that doesn't mean that she never will. In general, women have barriers set up to protect themselves from being disappointed. It is important to understand some of the barriers that prevent her from giving you a chance. Knowing these barriers will help you determine if she is worth the investment, i.e. the time and money.
Some women carry around excess baggage, they're part of the walking wounded clan .
This type of woman has been hurt and used so harshly by her past partners, that she would wait at least a year before committing sexually with the next one. Needless to say, a strong investment is required here. If you're not ready to wait, then move on and don't waste her time and yours. Some women have killer standards that you might not be able to meet. You should waste neither money nor time on them.