:Health-Related MoveYou meet the requirements for a partial exclusion if any of the following health-related events occurred during your time of ownership and residence in the home.You moved to obtain, provide, or facilitate diagnosis, cure, mitigation, or treatment of disease, illness, or injury for yourself or a family member.You moved to obtain or provide medical or personal care for a family member suffering from a disease, illness, or injury.

Our main concern with this is if this will cause too much of a liability issue with guests, especially kids, slipping on the stairs causing injuries.

Also, nobody says this but it's true: personal injury lawsuits are fairly rare.

Currently don't have w'2 income due to injury back in September of 2021.

My policy from Foremost even covers injuries at my Dock. 

You could mitigate that with an agreement where they release you from injury.

We live in a litigious society where most injury attorneys are paid on contingency.

General Liability (Bodily Injury & Property damage) - Needs to include Personal and advertising injury3.

That liability policy will protect you for bodily injury or property damage to a third party (the tenant).

assuming I have contractual language that supports me, I would view this as an injury to my negotiated position, and pursue it as such.