Good infrastructure and easy access to the public transport to travel around the city.
Transparent policies and regulated to protect you interest
Property market in Singapore is liquid (many buyers, sellers, landlords, and tenants are actively looking). Either you want to buy, sell, or rent. You can easily find the counterparty within short period of time. Also the renting yield is very attractive.
Low unemployment rate and crime rate
One of the top destination for local and foreign investors in property investment
Price is gradually moving upwards with some retracement during bad economy, but historically, price always come back higher than previous highest level. This apply to all type of properties.
Rental yield is strong and the demand is very well supported by many expatriates who are working in Singapore
Protection against inflation. Comparing the interest you get from depositing your money in the bank, property offers you a good shield against inflation while it can sustain itself by paying the mortgage loan