“Don’t really need “credit card companies, banks, utilities...”
Work away from these.”
I guess you can learn Spanish and get paid in cash for working and then buy everything that way, living as a non-citizen.
Is that your plan? If not, what is your plan?
Step one of whatever plan I may or may not have is never talking details over the interwebs.
You're an American - forward-thinking and innovation is in your DNA.
Your mind is your best asset.
You don't need to work within their system.