Kev tu txhua hnub: Siv txhuam txhuam kom ntxuav cov kas fes uas seem hauv cov hmoov kas fes nyob rau hauv kev sib tsoo disc txhua hnub.
Tu kom huv: Siv cov lus ntxuav kom tshem tawm cov roj thiab cov hmoov ntau txhua lub lim tiam.
Nquag hloov cov kev sib tsoo: Cov kev sib tsoo discuse yuav tsum tau hloov nyob rau lub sijhawm tom qab nws hnav, uas feem ntau txiav txim siab los ntawm tus nqi ntawm kev siv (piv txwv li, sib tsoo lossis ntau dua ntawm taum).
Txheeb xyuas cov Cheebtsam: Txheeb xyuas cov khoom tseem ceeb xws li cov neeg muaj zog thiab cov siv sia driver.
