There are only two particular ways through which you can manage to entice your ex back into your life. Both these methods make use of the rules of attraction that people use in the initial days of their relationship. Furthermore, there is one extra thing that one needs to do along with simply attracting their ex back, they also need to steal him or her. There is no way around this as that is the sure shot method on how to win your ex back.
The technique applies to both boys and girls. There is no such differentiation of sex when it comes to the strategies of winning back the exes. They know you better than they know the new girl or boy that they are trying to kindle a relationship with and therefore they shall always compare her or him with you making it easier for you if you stay cool and follow the attraction game rules.