Vacant Dwelling with Renovation.

Check out United Dwelling as well.

Nationwide the ratio of dwellings is 2/3rds owner occupied and 1/3rd non-owner occupied. 

They (1) forbade any use deemed to be commercial in nature, including down to the level of "renting even one room", they then (2) forbade any residential use of any building other than the main dwelling unit, and so on.

In regards to financing, I’m just unsure if FHA has restrictions against Accessory Dwelling Units (ADU) attached to an FHA financed 4plex.

1117-19.1 Dwelling units: Every dwelling unit shall contain a minimum gross floor area of not less than 150 square feet for the first occupant, and 100 square feet for each additional occupant.

Depending on location but infill its normallyCondos, stack towns to rowtowns Suburbs are residential subdivisionsMostly end user dwelling in Toronto area..Where you at?

Or maybe the home of your dreams with an additional dwelling unit that you can rent out to soften the mortgage.It's all dependent on what you're comfortable with vs. how little of your mortgage you're willing to pay.

With 60 days notice, you may offer to transport them to another dwelling of their choice. 

The state requires at least one parking spot per dwelling unit.