Idethi iwuhlobo lophawu olunombhalo wedethi, ngokuvamile ngendlela yombhalo wedethi +. Idethi ingalungisa isikhathi sosuku ngokuthanda kwakho. Njengamanje, isetshenziswa kakhulu emabhange, ezikoleni, ezibhedlela naseminyangweni kahulumeni lapho izinsuku nemiyalelo yombhalo idinga ukumakwa njalo.
I-Dater iwuhlobo lwesitembu olusebenzisa umgomo wesandla ukuze kuhlanganiswe ibhande lophawu ukuze ligxivize usuku. Kunezinhlobo ezimbili ze-dater: ibhande negiya. Inombolo nobuso bophawu kuhlukaniswe ngensimbi nerabha. Idethi yerabha ingashintshwa ngokuhlukana. Usuku olushintshayo oluzungeza uphawu, vele ujike igiya noma ibhande, usuku olumaphakathi lungashintshwa ngokuthanda kwabo, amakhasimende angashintsha usuku afuna ukuluvala ngokwezidingo zawo, okuyizimpawu ze-dater.
Idethi yomkhiqizo we-LIZAO inezici zokuthi ukuphakama okuhlobene kosuku okungokoqobo kanye netafula lophawu kungalungiswa ngokuqhubekayo, okuthuthukisa indawo yonke yendawo yophawu, futhi lenze usuku lube ngokoqobo kanye nendawo yesikhumba sophawu ilinganiswe ngokunembile, ehlangabezana izimfuneko zokucaca kophawu ngezinga elikhulu kakhulu.