Read The Joy of Living: Unlocking the Secret and Science of Happiness by Yongey Mingyur Rinpoche. It will answer all your questions about meditation, how and why it works, what method is the best for you, etc. You can buy it here.
It's a method that many people and even celebrities (Moby, David Lynch, Paul McCartney) like. Choose your country here and read more about it.
Find a class near you or just some people who like to meet for meditation. If you like a company or if you need someone experienced to explain to you how it works, it will be great for you to meditate in a group.
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