The place for you or anyone else to start is with meditation. Your greatest ally will be a plain notebook. You'll begin to see the world in a new way. Keep a record of everything that seems new or different. Expect vivid dreams that almost sparkle.
Most people notice an increase in the amount of remembered dreams.
However, if you don't record them, they fade. The increase in the dream life is a positive sign. Ok, I've said enough. Here's what you do. Read this and practice it daily.