PlayStation® Cash Cards is a money card that can be redeemed on PlayStation network. After redeemed you can buy games and services that available in PlayStation network. PlayStation Store Cash Card has some issues about region so please read region guideline carefully before you redeem the code.
PlayStation® Plus is a ticket for you to get privilege. After you redeemed PlayStation® Plus on your account you will receive
PlayStation® Network is separate in to 4 regions. (In Thailand we use the word “Zone” instead of “Region”) This system was created because Sony can manage their marketing better. These is region details
It’s depend on your style. If your want to collect game boxes in Thailand you should choose Region 3 because game boxes is cheaper in this region. After you had bought game and insert it in to your console you can buy DLC from the PSN
If you want to buy games on PSN, you should choose Region 1. Because it has a better PS Plus (Region 3 will give you a Japanese language game but Region 1 will give you an English language game). Moreover, Region 1 PS Plus has a better game discount(Sometime after discount, it will be cheaper than buying game from Region 3) and there are so many people that play on this region so you don’t have to worry that you don’t have friend to play with you.