[WhatDoYouThink!]

Sometimes the analog age is better than the digital age, cos in the digital age a password can be compromised and broken into. Using a lock and key system is a fail-safe method to overcome this. In the digital age, many scams are carried out via the internet/computers, and the loss can be in the millions.............

using keys is ok lah, just dun write yr address on them and lose them.

imaging one of yr condo units needs repairs or viewings, just give the pw to the contractors or agents. when it is done, just reset the pw remotely with app, no need to bring keys to them. how convenient.