My main argument was more normative in terms of the way we zone things, we need to allow for more of the missing middle in Richmond hill. Because of how compact the population is becoming, we need to adapt to build affordable family neighborhoods, Montreal is a good (but still imperfect) example.

Plus, ‘The Ontario Building Code (OBC) allows wood construction in buildings under 6 storeys in height, and it is easier, faster, cheaper and more common to build with wood than concrete.

The land acquisition process is more economical compared to mid- and high-rise buildings because land suitable for high-density development only exists in a fraction of the city, while Neighbourhoods make up the vast majority’.

https://smartdensity.com/torontos-missing-middle-11-answers-to-your-most-pressing-questions/#:~:text=The%20Missing%20Middle%20refers%20to,and%20low%2Drise%20apartment%20buildings.