Ten reasons why HDB Homeowners Sell Their Flats (And What It Says About Life in Singapore) Selling an HDB flat isn’t always about “upgrading” or chasing profit. Most of the time, it’s simply a practical response to life changing—quietly, steadily, and sometimes all at once. 1) We need one more room. A cosy 3-room can start to feel a little cramped as the family grows—kids, caregiving, or even just needing more storage and breathing space. The aim is straightforward: more room for everyday livin