Just get a prepaid credit card, you can go to many gas stations, travel agencies, and other places to get such things.
Whenever paypal go for account limitation they also inquire about nature of business you are regulating and if somehow they found you indulge in selling of digital goods or services which is not easy for them to track like other tangible assets with shipping so they continue blocking your account and keep your money along can reverse your recent transactions and send your money back to your customers SO BEWARE