If you wish to understand what to do to forget your ex that there is no simplified answer for this|you gotta know that it's not easy|you better be ready to face the reality|you need to understand that it can be fainful|the process can be long}. No one can right away answer your queries because no matter how ready you are to go on you will silently experience pain. As some have gone through it, it is usually a painful treat that you have to tackle. Most of the times it is a boring treat and you should be ready to manage it properly. Sometimes you think that you have overcome it but in fact you are not. If somebody or flashback of your ex you would finally experience sorrow and pain once again. It doesn't mean that you over him or her yet.