Ubungakanani bezicwangciso ezifunekayo ngaphambi kokuba uqale umthambo, buphantsi kakhulu kwaye zonke izilungiso kulula ukuzifikelela ukusuka kwindawo yokuzilolonga. Esi sixhobo silula ukusisebenzisa sinika indawo yokuqala ekhululekileyo yemithambo kunye nolawulo olupheleleyo lwentshukumo kwiindawo ezikhethiweyo.
Ukusetyenziswa kophando kwizixhobo ezikhethiweyo kuphumele kuyilo oluvelisa intshukumo yendalo yomzimba ngokusebenzisa uluhlu olukhethiweyo lwentshukumo. Ukumelana kuhlala kuzinzile kulo lonke uluhlu lwentshukumo kwaye kwenza intshukumo ibe lula kakhulu.
Lo msebenzi wenza kube nokwenzeka ukunika ukumelana okuguquguqukayo ukuhlangabezana negophe elithile lamandla amaqela emisipha aqeqeshwayo. Ngenxa yoko, abasebenzisi bafumana ukumelana okungapheliyo kulo lonke ixesha lokuzilolonga. Umthwalo wokuqala ophantsi owenziwe kuyilo lwekhamera uhambelana negophe lamandla njengoko izihlunu zibuthathaka kakhulu ekuqaleni nasekupheleni komgama wazo wokuhamba kwaye zomelele kakhulu embindini. Olu phawu luluncedo kubo bonke abasebenzisi, ingakumbi abo banezigulana ezikwimeko entle nezinokulungiswa kwakhona.