start growing mushroom inside own HDB toilets
start harvesting durian from p.ubin
start hunting for wild boars, if they still exist in sg
start fishing expedition on weekends to stockpile for food
start catching pigeons & crows for food
buy only off-cut meat from butcher or poultry in mkt
buy only half rotting vege from mkt
buy only off-cut portions from chicken/duck rice stall
start eating porridge - 70% water, 30% rice
start eating canned food - luncheon meat, pickled vege, canned fish
don't use LPG gas for cooking, start using newspaper & charcoal
don't use air-con or electric fan, use conventional hand held fan
don't use electric iron, use coal iron
energy saving lamp is not enough to save, start using kerosene lamp
don't use electric water heater, boil water using charcoal stove
don't use fridge, pickle/ sun-dry/ wax your food for preservation
1st world country, 3rd world living standards!