If You Have Money In Your Paypal Account, I believe You Should be able to Purchase ZP Via Playspan Without Entering Additional Credit Card Information. However, If you Are Withdrawing From a Bank Account using an Echeck, You must Enter Your Credit Card Information, Since the Transfer Of Virtual Currency Is typically Instant.
Cross Fire | PlaySpan Marketplace
You Must Log Into Your Account. I think That Is The Only Advice I can give.
Other Alternatives Are Going to a Store And Purchasing An Ultimate Game Card Or Something to that Effect.