Le modeli idunyiswa ngokubanzi ngexabiso layo eliqiqileyo, ukugcinwa lula kunye nomgangatho ophezulu.Ngaphandle kwe-axial kunye nenkqubo, isetyenziselwa ukucubungula ibholithi eqhelekileyo kunye nengaqhelekanga.Lo matshini unokusekwa kwimfuno yomsebenzisi uxhotyiswe ngesixhobo sokutyisa esizenzekelayo.