Actually the tattoo world has kept its doors closed to others, and so people in one at a time as an apprentice. This is a salute to old school style of teaching craft or skill. Talent includes moving from person to person and create a real personal contact with the vessel.
The easiest way to get started on this is simple, but actually stops most people ever begins. That's the thing to go out and to local tattoo shops and tattoo artists, a local for their input into how you can become a tattoo artist. This naturally leads to a good opening to the issue of local apprenticeships and how they could get their foot in the door to such possibilities.
It would take a step beginner artists buy their own equipment to get their hands dirty. That does not mean giving a tattoo because it's faux fur practice just because. But it is worthwhile to consider purchasing a tattoo kit, or another type of kit offers a beginner to understand what pieces are involved, how they work, how they work and how to clean them.
It may not be the most effective techniques to create a tattoo artist, but the tattoo industry and tattoo culture, something personal and close to the heart.