Unless you are going for the ultimate and most expensive smart home setup, you don't need to spend all your monthly income on buying lots of components, sensors, smart bulbs, security cameras, etc., since for most users, it would be overkill anyway.
Everyone has thought of having a place of their own. Many people work hard just to save enough money to buy their own place. People will start searching for a new home once they have the funds to pay for the cost of buying a house in Singapore.