ides ▁Saf ety ▁Director ate , ▁UK ▁ ▁President ial ▁Study ▁Direct ive , ▁a ▁kind ▁of ▁national ▁security ▁directive ▁from ▁the ▁Ob ama ▁presiden cy ▁ ▁Pre vention ▁of ▁Sign ific ant ▁D eter ior ation ▁( PS D ) ▁permit , ▁under ▁the ▁C lean ▁Air ▁Act ▁( Un ited ▁States ) ▁ ▁Prote ct ive ▁Services ▁Det ail , ▁Personal ▁Security ▁Det achment , ▁or ▁Personal ▁Security ▁Det ail ; ▁US ▁military ▁security ▁details ▁ ▁Other ▁uses ▁ ▁P SD ▁( rapper ), ▁a ▁Californ ian ▁ra pper ▁and ▁hip - h op ▁producer ▁ ▁Pennsylvania ▁S umer ian ▁Dictionary , ▁a ▁project ▁to ▁compile ▁a ▁dictionary ▁of ▁the ▁S umer ian ▁language ▁ ▁Pla ins ▁Indian ▁Sign ▁Language ▁( ISO ▁ 6 3 9 - 3 ▁code ▁" ps d ") ▁ ▁Port ▁Sa id ▁Airport , ▁Egypt ▁( I ATA ▁code ▁P SD ) ▁ ▁Private ▁S ector ▁Development , ▁term ▁used ▁in ▁international ▁development ▁ ▁Pro to - S outh - D rav id ian ▁ ▁P SD ▁Bank , ▁German ▁bank ing ▁group <0x0A> </s> ▁The ▁Bud d ha ▁of ▁Sub urb ia ▁may ▁refer ▁to : ▁▁ ▁The ▁Bud d ha ▁of ▁Sub urb ia ▁( nov el ), ▁a ▁ 1 9 9 0 ▁novel ▁by ▁Han if ▁K ure ishi ▁ ▁The ▁Bud d ha ▁of ▁Sub urb ia ▁( TV ▁serial ), ▁a ▁ 1 9 9 3 ▁BBC ▁television ▁series ▁based ▁on ▁the ▁book ▁ ▁The ▁Bud d ha ▁of ▁Sub