" What pets do you have?”: Whether you allow pets or not in your rentals, this question is phrased in such a way as to not appear negative. If you were to ask, “Do you have any pets?” they may write “no,” thinking a “yes” will immediately disqualify them. Asking “what” instead of “do you” increases the chances of them being honest with this question. "

― Brandon Turner , The Book on Managing Rental Properties: Find, Screen, and Manage Tenants With Fewer Headaches and Maximum Profits