Couple of variables.. depending on which part of the country you are the hacked SFH can likely be a basement apartment.. above grade sqft is rated much higher than below grade.. if this is the case more than likely the purpose built duplex will have more value.. 

The city website states the RT4 district is to promote, preserve and protect neighborhoods intended primarily for 2-family dwellings while also permitting a mixture of single-family dwellings and small multi-family dwellings of 3 or 4 unit.

Or if you use the money for some other person purpose, it is not deductible.

NOTE: Distributions to pay loans of a sibling are taken into account separately from distributions to pay loans of the designated beneficiary for this purpose.

Emotional Support Animals, on the other hand, can be any animal (dog, cat, lizard, bird, pig, etc) and require zero training or even purpose beyond "companionship". 

The home is winterized and the inspection is for the buyer's informational purposes.

My question is, for tax purposes do we need to do anything else other than just declare our income and loses individually?

Only purpose was to inform him of a viable option.

That is just used for tax purposes.

I just started my own and can't promote the idea enough.3) DEFINITELY house hack!