a, Mapangidwe azinthu ndi apadera, kapangidwe kake ndi kosiyanasiyana, logo ya rabara yosagwirizana imatha kupachikidwa, logo yosindikiza imatha kupangidwa, mtundu wake ndi wowoneka bwino, kapangidwe kake ndi komveka, chithunzicho ndi chenicheni.
b, Kutchinjiriza kosatsetsereka ndikwabwino, ndipo ndikosavuta popanda kusiya zisindikizo zala.
c, wathanzi komanso wokonda zachilengedwe, wopanda fungo loyipa, wosamva zivomezi, wosagwira nkhungu, mafuta oteteza ku dzuwa, osamva komanso oterera, osakalamba, osachita dzimbiri, okhalitsa;
d, yokongola komanso yokongola, yofewa komanso yabwino, ikhoza kuikidwa yokha, yopanda phokoso ndi insulated ndi yosavuta kutsuka (ikhoza kutsukidwa ndi madzi atsopano ndipo ingagwiritsidwe ntchito mobwerezabwereza);
f, kukula kwa mawonekedwe kungakhale kodzikonda, mphamvu ya misozi ndi yokwera, kutsetsereka ndikwabwino, kukana kutentha ndipamwamba;