Well, if you are interested in increasing your metabolism to lose weight, then fortunately you already have some understanding of how our body works, and that in order to lose weight one need to make their body burn more energy than is it used to.
There are a few effective and proven ways to increase the metabolism. Basically it is done by forcing the body to burn more calories than usual, resulting in a fast-rate metabolism which is the right approach for weight loss. In your every day routines you can find many different ways to increase your metabolism. The key for boosting the metabolism are a balanced, healthy diet and exercise (aerobic workout and weight lifting).

Exercise

If you want to increase your metabolism by exercising, then you need to consider two types of them: the first one is aerobic workout which builds a better cardiovascular system (which is always a good and healthy thing to do). The second is weight lifting which builds a muscle mass that will burn for you more energy, and will also make you feel and look better.
Don’t forget to consume more protein than usual when you are following a weight lifting plan, protein is the building block of the muscle.

Diet

A balanced, healthy diet is vital if you want to have a long happy life. For a high-rate metabolic system it is recommended to have many (5 to 6) small meals per day, in opposed to 2 to 3 large meals. You can easily follow such a routine if you eat a healthy snack between your meals, and make those meals smaller. Also eat more foods that increase the metabolism instead of foods that do not. Also avoid as much as possible fat products of any kind, especially fat meat and fat dairy products.
One of the best ways to make this happen is with a good calorie shifting diet plan.

Putting it all together

Well, if you are serious about making a better life for yourself, losing weight, keeping it off, then pick a good diet plan and exercise plan and start changing your life! It will take some effort, but I can tell you for sure that it is worth it!

Good luck!