First of all, you should to prepare initially that you might start a lot of work, not your main job, but a work on yourself - this may be a time consumable process and really depends on your own ability in learning new info, but it's the really one of major point where you should START it.
2nd I adivice you to start learning some books or communicate with succeed persons - which one to pick - it's totally up to you, but I advice to stay close to your future niche, for example if you're going to become professional SEO specialist, start learning biography of successive persons who works in this field, and try to repeat their strategy. Many people like to talk about yourself and someone definitely gladly share their experience with you! After you see your first positive results, the motivation comes to you without long delay Good luck!

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