1) Believe in Yourself
Visualize the new you and how that will make you feel. Start thinking and acting as if you are already there and you will get there easier.
2) Correct Nutrition
Eat less calories than you use whilst eating enough protein and essential fats
3) Set SMART Goals
Be realistic in what you want to achieve, how you are going to achieve it and when you are going to get there.
4) Correct Exercise Training
Activites that burn calories, maintain or promote muscle mass and increase metabolism will give the best results.