it still exists, and you avoid it by claiming to be a relative visiting. Just make sure you don't bring large amounts of luggage thru the front lobby, or make a nuisance in the building.
Facilitating a citizen in breaking a not unreasonable local law is not something a responsible tourist ought to consider. As a tourist you are a guest of the country you visit; behave as one.
Besides, Singapore is a nation where you probably don't want to break any laws a foreigner. Abetting fraud often is a punishable offence, and you might just become part of a crack-down on illegal subletting to set an example.
it still exists, and you avoid it by claiming to be a relative visiting. Just make sure you don't bring large amounts of luggage thru the front lobby, or make a nuisance in the building.