If the property has two units and both units are occupied, then a new owner can offer cash for keys (the easiest method) OR evict the newest tenant (or the tenant who is not over 62 or disabled and there are additional rules - check the RSO handbook) to move into the unit.

As a result of becoming a landlord I am less supportive of certain social programs now then I used to be,  I like dogs less, and I am now skeptical of anyone who says they are "disabled.

No funding fee for me due to my disability rating.

If I build an ADU will my property taxes go up.My mother is disabled and needs a structure that is convenient for her. 

Remaining 2, "Carol and Jim-Mom & Dad," are unable to afford the place on their own (both on disability) and need to leave. 

But it's not protected under the Federal Fair Housing Act.Here's a link to what's protected under the Federal Fair Housing Act:RaceColorNational OriginReligionSexFamilial StatusDisability   Even apartments.com's own Terms of Service don't seem to prohibit what you posted (again, as long as you didn't reference source of income):Compliance with Fair Housing LawsAll Content is subject to federal fair housing laws, which make it illegal to indicate in any advertisement any preference, limitation, or discrimination because of race, color, religion, sex, physical or mental disability, and/or familial status.

Former convict , disabled nurse and regular working people.

Student loans are debatable as they can be forgiven in the event of death, disability or certain employment sectors.The opportunity cost of accelerating the cheapest debt out there (your primary mortgage) can be high.

The last time I checked, the rates for 10% disabled were $5,000 and it goes up with the more disability you have.  

Has anyone had to sell a house that was not cleaned out due to the seller being disabled and not having the money to do so?