, ▁conflicts ▁and ▁waste ▁caused ▁by ▁continued ▁ad her ence ▁to ▁rig id ▁functional ism ▁– ▁that ▁is , ▁defining ▁functions ▁and ▁design ing ▁buildings ▁to ▁fit . ▁Open ▁building ▁is ▁also ▁a ▁p rag m atic ▁answer ▁to ▁a ▁state ▁of ▁technical ▁ent ang lement ▁in ▁buildings ▁that ▁has ▁resulted ▁from ▁the ▁increment al ▁addition , ▁over ▁a ▁long ▁period ▁of ▁time , ▁of ▁new ▁technical ▁systems ▁and ▁the ▁“ own ership ” ▁of ▁these ▁new ▁systems ▁by ▁different ▁tr ades ▁who ▁rarely ▁co oper ate . ▁These ▁press ures ▁are ▁forcing ▁all ▁parties ▁to ▁re cons ider ▁and ▁real ign ▁their ▁proc ure ment ▁and ▁invest ment ▁practices , ▁their ▁design ▁methods , ▁and ▁their ▁regul atory ▁systems . ▁In ▁mass - consum er ▁soci eties , ▁att itudes ▁toward ▁the ▁sphere ▁of ▁control ▁exerc ised ▁by ▁inhabitants ▁in ▁the ▁making ▁and ▁transformation ▁of ▁environments ▁are ▁changing , ▁vis - à - vis ▁the ▁role ▁of ▁large ▁corpor ations , ▁govern ments ▁and ▁communities . ▁The ▁idea ▁that ▁invest ments ▁should ▁consider ▁long - term ▁asset ▁value ▁is ▁also ▁forcing ▁all ▁parties ▁to ▁learn ▁to ▁make ▁buildings – es pecially ▁but ▁not ▁limited ▁to ▁multi - occup ant ▁buildings ▁– ▁that ▁can ▁adjust ▁as ▁techn ologies , ▁social ▁patterns , ▁and ▁prefer ences – both ▁individual ▁and ▁community ▁– ▁continue ▁to ▁evol ve . ▁ ▁These ▁changes ▁in ▁attitude ▁and ▁prior ities ▁are ▁taking ▁the ▁force ▁of ▁law . ▁In ▁part ▁this ▁can ▁be ▁explained ▁by ▁the ▁w ides p read