Paypal often withhold withdrawals by failing to reset monthly withdrawal limits so you cant even get your own money
do not normally get involved in payment disputes between buyer and seller.
No it is not. Mastercard and Visa do not charge 13.5% fees, they do not withhold funds from the user, they provide prompt communication and do not get normally get involved in payment disputes between buyer and seller.
Do you have any experience accepting Mastercard or Visa payments?
Verify your account.
You've never been on the recieving end of a charge back then I take it?