Those people are paid to cause trouble. We've lived here 30 years and the roof that came with the house is just fine. We're getting divorced. After 19 years with the asbestos company I lost my job when the plant closed. You get the picture.
Some answers are innocent and some raise red flags big enough to fly in Moscow.
For instance, in the case of a divorce it may well be that both parties detest one another. In such circumstances the desire for a quick sale may well allow the home to be purchased at a discounted price. There are some questions that don't work and should be avoided. For instance, don't ask how much the owners paid for the property. It doesn't matter.