1.Deepen mamanu groove ma mamanu anti-maa, mileage umi.
2. Large poloka mamanu fausaga, faʻapitoa faʻaaogaina mo le fausiaina ma le nofoaga eliina.
3. Tulaga fa'atusa tu'ufa'atasiga soli, sili ona lelei loimata ma puncture tete'e.
4. High faʻamalosia fusi ma tino oti uaea uaea, faʻapitoa mo le overloading.
5.Suitable mo le avetaavale uili i le mining ma le fausiaina.