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.

If i had to pick... definitely Real Estate.What would happen if you had a serious injury in the new few years which didn't allow you to continue your work as a personal training?

Personal Injury (libel, slander, etc.)    

With a rented single family home, I usually recommend a Dwelling FIre policy (some companies call it a landlord policy) with the following:Building Coverage:   Special Form perils and Replacement Cost valuation   (Named Perils and/or Actual Cash Value would be less coveage)Liabiltiy:   Max limit the policy offers (usually $500,000 or $1,000,000) and with an endorsement for Personal Injury Protection (ie.