Solar energy in sunny Singapore Just that day, I happened to be on the topic of utility bills in Singapore. I stay in a HDB flat and my utility bills are around $150 every month. I was curious, and wanted to use an investment philosophy to deal with utility bills. Buying an asset and receiving dividends I went online to research, and solar energy came up as a viable solution. Basically, you will harness free energy from the sun, and then power your own electrical appliances. This way, the money saved becomes like a dividend that keeps paying forever. Two ways of harnessing solar energy There are two ways of harnessing solar energy. The first way is to directly connect the solar panel to the electrical appliance you want to power. The second way is to use a grid-tie inverter. I recommend the second way, but will explain both ways. ......