Real estate bears a low correlation to other asset classes and in the interests of spreading investment risk is an important diversifier. When to invest is the ultimate open-ended question. Since the peak of the market in mid-2007, property values have fallen significantly on a global basis. Some perceive the summer of 2009, for example, as a good time to invest, resulting in sealed bids for UK investment opportunities, with buyers keen to take advantage of the 30% to 40%....