install 3 240w solar panels outside ur hdb flat and 3 panels outside ur corridor,setup up 3 or 4 agm deep cycle batteries battery bank which is sufficient for 4 to 6 kw/h of electricity storage.with a simple charge controller and a inverter,u can now generate free unlimited electricity from the sun,even allowing for a few hours of air conditioner use a day provided u use a low wattage air conditioner like a window casement air con.
theres only so much money u can earn and save from a job.....its better if u read rich dad poor dad and other business,finance,investment and personal finance books,and learn how to invest in stocks and bonds index funds,invest in real estate using leverage,accumulate cashflow generating assets and set up small businesses.being agressive business minded,entrepreneurial and taking calculated risk will allow u to expand ur networth quickly and exponentially that most average joes on the street can only dream of.focus on building a solid financial base first of a few hundred k and achieving financial independence first,which will allow u to have a solid financial base to take on other incrementally risky ventures,and gives u sufficient cash reserves and ammo for when u make mistakes during the course of doing business, slowly expand ur area of expertise into more risky areas,like real estate investing or starting a small business.....having a solid financial base also gives u longer lasting power,the last thing u want is to be running out of liquidity during the most crucial phases and having to take on debts,take out mortgages on ur house,or having to give away equity in ur small company to raise funds.why give away 30 percent of ur company in the early stages for a 100k loan,when all it takes is 3 or 4 years of hard work,frugal living and discipline saving to save 100k?most startups and small businesses die because they run into cashflow problems,having a solid financial base at the start will give u longer lasting power and better odds.