Kis vietnamii boli par kendrit hone ke liye chunav ke liye margdarshan, sthiti, samajik parivesh aur seekhne ke lakshyon jaise vyavaharik tatvon ko dhyan me rakhte hue. Video lagatar abhyas, anya uchcharanon se parichay aur yatra, adhyan ya kaam ke liye kisi boli ko prathamikta dene ke tarike par salah deta hai, saath hi kshetriya parivartan ke sath anukool rehne ka tareeka batata hai.
