How many investment properties do you need to fund retirement?

How many properties do you think you need to own to generate enough wealth to fund a comfortable retirement? Most people think they need more than 3 properties to become independently wealth. Of course, the answer will be different for everyone because it depends on your income, existing assets, time until you retire, goals and other factors. However, having been involved in developing hundreds of investment strategies (possibly more than a thousand), I can tell you that 90 per cent of people...