I believe that the requirement for > 30 day leases is also an attempt to block the proliferation of AirBnB rentals, which the city doesn't look favourably upon.

I believe that the requirement for > 30 day leases is also an attempt to block the proliferation of AirBnB rentals, which the city doesn't look favourably upon. ie) You can't claim your house has been occupied for 6 months because you've had 30 one-week AirBnB listings in there over a year.