With a spirit of innovation, I transformed a single-family residence into a semi-multi-unit dwelling, aspiring to provide affordable housing.

It's a single family home in Centennial, Co.

This will cause some downward pressure on single family rentals.

Quote from @Enos Vazquez: Single.

I just converted a single family house into a two family house is it worth splitting the utilities

Welcome to the community and congratulations on leaping to step up your Single Family.

Yes seller financing has been around since the beginning of time but for people 40 or younger it’s either unheard of or never made sense on a single family home because interest rates were 3% now that they are double sellers can profit more by doing seller financing even those that don’t own their homes outright.

The problem with housing in the USA continues to be the supply more than any other single issue.

I personally invest in La Crosse, Wisconsin with a mixture of LTR's and MTR's ranging from single family to small multi-family. 

Best you can get would be 15% down as an investment property or if you can show proper intentions, you could call it a Vacation home which only requires 10% down as long as it is a (SFR - single family).