I recently did water fasting for 4 days followed by a week of low-calorie diet and lost 8lb 6oz, and I feel quite positive now; it's been easier to control and to limit the amount of calories after fasting for a few days. But I wouldn't suggest doing that without supervision unless you already have some fasting experience. Besides, I did it while being away from daily routine - otherwise it'd be very difficult to keep pace.
Get rid of empty calories and increase vegetables, whole fruit (not juice) and lean meat. A meat portion is the size of a deck of cards, and 1-2 servings a day is fine. Eat starches of good quality such as potato, sweet potato, starchy vegetables, legumes instead of cookies, cake, soda, juice, candy. Limit bread.
Here is the answer to this question. In order to lose weight, you have to subtract calories. Safe weight loss is 1-2 lbs/week, so in order to lose 1 lb/week, you'd have to drop 500 calories from your BMR each day (1 lb is equal to 3500 calories, so 500 calories X 7 days = 3500 calories or 1 lb). OR you can drop 250 calories from your diet and increase .....