Breakups are a girl's best friend...

here's a very brief introduction into what's important for weight loss:

http://www.myfitnesspal.com/topics/show/952996-level-obstacles-lose-weight-target-fat-easy

here's a longer introduction covering some of the same topics in more detail:

http://www.myfitnesspal.com/topics/show/1080242-a-guide-to-get-you-started-on-your-path-to-sexypants

be patient. set realistic goals. log everything accurately. be diligent. stick to it. the weight will come off. don't be too hard on yourself if you have a bad day or a bad week... we all do. your path from point A to point B will not be a linear one. it never is for anyone.

http://www.myfitnesspal.com/blog/ihad/view/the-path-of-success-631437

stay focused and don't give up.