be attributed to/have describe sales from/be dedicated to be a subject of/void be classified as/classify have as a member/be a member of specify as the member/be classified by specify as the class/be the class for be approved by/approve be based upon/be amended with support an estimate of/be derived from be defined by/void be a property of/have a property of be a property of/have a property of be defined for/void business associate fluid component marketing agreement product flow network unit pty standard volume gas pty standard volume liquid reserves reserves category change reserves class reserves class classification reserves classification reserves sale commitment