Insimbi esontekile ethwaliswa ngokusontwa, hhayi ngokucindezelwa noma ngokudonswa: imilenze emibili eqondile isontwa izungeze i-aksisi yomgoqo, futhi naphezu kwegama layo, ucingo lusebenza ngokugoba hhayi ngokusonta. Kumele isongwe ngendlela eVALA umgoqo lapho ithwele, futhi idinga isondo noma i-shafu ngaphakathi, ngoba ububanzi bomgoqo buyancipha njengoba isontwa. Izinsimbi zangempela zihlukene ngobubanzi bocingo, ububanzi bomgoqo, inani lemigoqo, kanye nobude bemilenze.