I think it would be awesome if Sony could integrate paypal to be able to add funds, purchase games, and apps in the playstation store area. I live an hour away from town, and I don't believe in credit cards! Please sony consider this option, will be incredibly useful for people like me, or just people who use paypal!
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This has ben suggested on many occasions before, in fact there are already many Threads & posts about this, here's what comes up performing a search of these Forums:
It's probably already been suggested, if it has just vote for it, if it hasn't you can do so yourself here: