https://techcrunch.com/2021/02/18/proptech-startup-knock-raises-20m-to-grow-saas-platform-for-property-managers/

In recent years, the U.S. has seen more renters than at any point since at least 1965, according to a Pew Research Center analysis of Census Bureau housing data. 

Competition for renters is fierce and property managers are turning to technology to get a leg up.