"I feel a lot more of the inventory will be moving toward professionalism," said Guesty CEO Amiad Soto during a session at the Phocuswright Conference on Wednesday.

Soto posited that the need to be verified will prompt many owners to make agreements with property managers. This is a huge shift, indicating that the rental-by-owner segment is under a lot of pressure to professionalize in order to compete.

Related: Airbnb to verify all of its listings