Ngokuvamile, abalandeli bahlukaniswe izinhlobo ezimbili: abalandeli abajwayelekile nabalandeli abakhethekile. Abalandeli abangaqhumi bawela esigabeni sakamuva, emele uhlobo olukhethekile lwefeni.
Lokhu kuklanywe ngezici ezithile zokuphepha ukuze sebenza ngokuphepha ezindaweni lapho kunobungozi obukhulu somoya oqhumayo ngenxa yamagesi avuthayo noma uthuli.