Many of us are familiar with Build-To-Order (BTO) flats and resale flats, however there are also other modes of sales such as the Sale of Balance (SBF) and Open Booking of Flats which are less commonly discussed. Read on to learn the four different types and ways you can go about acquiring your own HDB flat. Build-To-Order (BTO) BTO flats are launched four times a year. Typically, flat types offered range from 2-room Flexi, 3-, 4-, 5-room flats, to 3Gen flats. After you apply for your preferred flat type in your preferred town, you will have to go through a balloting process to get a queue number. BTO projects are announced three months before launch, so you have ample time to plan and decide. In each BTO exercise, when the balloting has been concluded, results are announced about 3 weeks later. To speed up the notoriously long waiting process, you could apply for projects that give you an estimation shorter...