How to buy PSP games for the PS Vita without using PSN / PS Store?

How to buy PSP games for the PS Vita without the use of PSN or Playstation Store? I don't want to use PSN / Playstation Store bec. I heard it only works in North America, but if it does work in other countries (im in Philippines), please tell me how to do so. But I still prefer an answer not recommending that... show more How to buy PSP games for the PS Vita without the use of PSN or Playstation Store? I don't want to use PSN / Playstation Store bec. I heard it only works in North America, but if it does work in other countries (im in Philippines), please tell me how to do so. But I still prefer an answer not recommending that PSN Playstation Store.
Thanks!
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