The cash-over-valuation (COV) component in HDB resale transactions is rising and it could hit over S$200,000 soon. COV refers to the sum of cash that needs to be paid by a buyer over and above the market valuation of a flat. Real estate agents said the median COV paid for HDB resale flats has risen by about 12 percent to S$30,000 in the third quarter so far. But for a Bishan unit, the COV has hit a...