▁G ear ▁Sol id ▁ 4 : ▁G uns ▁of ▁the ▁Patri ots . ▁The ▁Play Station ▁Store ▁only ▁contains ▁content ▁for ▁its ▁own ▁country . ▁For ▁example , ▁the ▁EU ▁store ▁will ▁not ▁supply ▁us able ▁map ▁pack s ▁for ▁an ▁imported ▁US ▁copy ▁of ▁Call ▁of ▁D ut y ▁ 4 : ▁Modern ▁War fare . ▁In ▁addition , ▁download able ▁content ▁for ▁the ▁Play Station ▁ 3 ▁systems ▁is ▁region - match ed ▁with ▁the ▁game , ▁so ▁you ▁need ▁to ▁buy ▁D LC ▁from ▁US ▁Play Station ▁Store ▁to ▁use ▁it ▁in ▁a ▁US ▁game . ▁More ▁specifically , ▁the ▁PS 3 ' s ▁file ▁system ▁includes ▁region - of - origin , ▁so ▁D LC ▁cannot ▁be ▁shared ▁between ▁different ▁region ▁games ▁much ▁like ▁save ▁files ▁cannot . ▁Also , ▁the ▁PS N ▁Store ▁is ▁tied ▁to ▁each ▁user ' s ▁PS N ▁account , ▁and ▁payment ▁methods ▁for ▁PS N ▁is ▁also ▁region - locked . ▁For ▁example , ▁a ▁user ▁with ▁a ▁Japanese ▁PS N ▁account ▁will ▁only ▁be ▁able ▁to ▁access ▁the ▁Japanese ▁PS N ▁store ▁despite ▁ow ning ▁a ▁US ▁PS 3 , ▁and ▁can ▁only ▁pay ▁for ▁a ▁game ▁with ▁a ▁Japanese ▁PS N ▁gift ▁card ▁or ▁Japanese ▁credit ▁card . ▁However , ▁with ▁a ▁few ▁rare ▁exceptions , ▁not ably ▁Jo ys ound ▁D ive , ▁downloaded ▁content ▁from ▁each ▁PS N ▁store ▁are ▁also ▁region ▁free , ▁as ▁are ▁P SO ne ▁and ▁PS 2 ▁class ics ▁offered ▁on ▁the ▁store