Legally you can not reject them based on having the service dog but you can reject if you choose someone more qualified.You must insist on the applicant showing proof that it is actually a "service" dog and not a companion dog.

The book on buying rental property is a good companion. 

The Protecting America’s Property Rights Act (HR. 5837) is a companion bill to S. 2687, introduced by Sen.

(where mom lives)***Evansville was the closest city on forum***not looking there:)Focused Markets in :New Albany, Clarksville, Jeffersonville and Charlestown We just opened our LLC , A Caring Companions Place LLC in  IN, we have 2 clients whom mom is care taker to now, setting up for full staff and licensing now-  And looking for someone with experience in this field of RAL - and whom knows the market of southern Indiana- We are searching to lease to own -we think this may have to be the strategy to start with ( but if the #s add up - my goal is to invest right out the gates) Our 2 year plan is to purchase a property with 4-5 beds 3 bath large kitchen and dining area for licensing and room for garden space…we’re  starting small while  looking for a lease to own property to build our businesses credit.

Do your research when you find potential companions.

A companion unit may encroach within the interior side and rear yards as follows:a.

.$200k is a lot of money, but it's not enough to build MFR in SD.Personally, in your situation, I'd try owner occupying a place and building a detached companion unit out of a container(s) first.  

The Axis companion line is a good option.

There are a couple books out there on Quickbooks for Landlords, at least one with a companion website with videos and additional resources.

Alaska has a neat program once a year you get a 99 dollar companion fare good to anywhere they fly including Hawaii..