1. Ia mautinoa le saogalemu ma le faatuatuaina,fa'auoga fa'apitoa;
2. maualuga galue lelei,fa'avaa fa'apitoa;
3. Fa'aleleia lelei,foliga matagofie;
4. Anticorrosive luga togafitiga,talafeagai mo le taulaga ma le sami galuega siosiomaga.
5. Rebliable vaega fa'ailoga.
6. Fa'apitoa dtofia e tusa ai ma lau talosaga.
7, Faʻaauau i le taimi mulimuli-faʻatau lagolago.