It appears to me that airbnb is giving the FAIRFAX owned stayz.com some competition as that site is not mentioned in any commentary on this topic and it is a major contributor to this rental problem
Most short term rentals in residential zoned areas are illegal but councils are not game enough to police it – that would be the end of holiday house rentals everywhere. It is the poor neighbours who have to put up with noisy parties, cars & disturbance – all for benefit of absent landlords