Ubungakanani besipili
Inyathelo lokuqala kukugqiba ukuba yeyiphi isayizi yesipili sokutsala isiko oyifunayo ukuze ukhuseleke kwaye usemthethweni.Ngelixa ilizwe ngalinye linemithetho nemimiselo eyahlukeneyo, zonke ziyavumelana kwiziseko ezithile ezilawulwa bububanzi betreyila oyitsalayo kunye nobude bayo.
Ububanzi betreyila
Nokuba ingakanani na ububanzi benqwelwana yakho, izipili ezisecaleni kufuneka zolule ngokwaneleyo ukuze xa zilungiswe kakuhle, umqhubi akwazi ukubona ubude becala ngalinye letreyila.Ukuqinisekisa ukuba uyalibona icala letreyila, isipili ngasinye esisecaleni kufuneka sidlule ecaleni kwetreyila.Umzekelo, ukuba itreyila oyirhuqayo iziimitha ezisibhozo ububanzi, umgama phakathi komda wangaphandle wezipili ezisecaleni kufuneka udlule iinyawo ezisibhozo.
Ubude betreyila
Okukhona utsala itreyila, kokukhona kuya kuba nzima ukubona nantoni na emva kwakho.Ngokufanelekileyo, kufuneka ukwazi ukubona nantoni na ngaphakathi kobude bemoto enye kwibhampa yangasemva yetreyila.Nezona zipili zokutsala zingcono ngamanye amaxesha ziyasilela kuloo nto ilungileyo, kodwa yinjongo ofanele ukuyijolisa.Okukhona itreyila inde, kokukhona izibuko ezisecaleni kuya kufuneka zande ukuze zikunike umbono ongasemva.