Undoqo wokwahlulwa kwemisebenzi "kukuqulatha ngaphakathi", emisela ukuba izikhundla ezifuna ukuthotyelwa kwamacala mabini zibandakanya ukuvunywa kwesigunyaziso kunye nolawulo lweshishini, ulawulo lwamashishini kunye neerekhodi zobalo, iirekhodi zobalo kunye nokugcinwa kwepropathi, ulawulo lweshishini kunye nohlolo lophicotho, ukuvunywa kwesigunyaziso kunye nolawulo uhlolo, njl.