go for medium risk. If no time to do research, at least go check which stocks provide high dividends. Shares like reits, starhub, singtel, sph, or those glc firms shd be your choice. Accumulate savings and invest in these stocks by lots. Some stocks would offer quarterly dividends, while some provide half-annual or annual dividends.. Do comparison on the total dividends, the share price, initial IPO and recent performance to determine. But nv put all eggs on 1 basket.

Or else, you can try for forex if you wan much higher risk or bonds ( govt bonds) if you go for lower risk. Property can wait till you earn few hundreds of k.