Which payment system to choose for the site and about changeback?

Question

Payment systems

To test the idea of ​​selling through my co-worker's website, I want to choose a system to accept payment by card.
Tell me which is the simplest and most convenient system.
Paypal is not suitable, because. I don't want to show my data, but to create a face - so far there is no point.
What's the best?
The second part of the question is chargeback. On the 2checkout website it is indicated that the fee is up to $ 50 from one? What else can I have to stay at a product cost of $20?

Answer 1

LNT, do I understand correctly that it is officially necessary to make such payments through the growth. LLC won't work? Those. does the merchant account option work ONLY if the company is registered abroad?