2.Txhob rub tus dev's pob ntseg los yog luag tus dev's qab.Ob feem ntawm tus dev no kuj rhiab heev thiab yuav ua rau tus dev's passive tiv thaiv thiab tus dev yuav tua.

3. Yog tias koj ntsib ib tug dev uas tsis zoo rau koj ntawm txoj kev, koj yuav tsum ua siab mos siab muag thiab taug kev hla nws zoo li tsis muaj dab tsi tshwm sim.Txhob saib dev.Kev ntsia ntawm tus dev yuav ua rau tus dev xav tias nws yog tus cwj pwm provocative thiab tej zaum yuav ua rau muaj kev tawm tsam.

4. Tom qab raug tus dev tom, ntxuav qhov txhab tam sim ntawd nrog xab npum thiab dej thiab mus rau qhov chaw tiv thaiv kab mob sib kis ze tshaj plaws kom txhaj tshuaj tiv thaiv.