Resident also agrees to immediately report to the owner/agent any evidence of water leaks, excessive moisture or lack of proper ventilation and evidence of mold that cannot be removed by cleaning."

Thinking something aling the lines of a right to begin work clause?

That may vary by state law, but that's at least my line of thought. 

The place needs some cleaning up, carpet and paint but overall is an easy fix.

https://www.cpwr.com/sites/default/files/training/...When I was 14 my dad bought a warehouse that had asbestos insulation in the offices and I remember removing wooden creosote bricks with my bare hands and breathing in the foot of dust when we were cleaning the warehouse out.

Under the list of "protected classes", the 10th line item is:"Source of Income The lawful source of a person’s income, including wages, a voucher having monetary value, social security, public assistance or other related payments."

Far better for me to position assets for them to benefit from at arms length than to saddle them with their dad's passion.Bottom line I am a huge fan of the 1031 used well. 

In many cases zoning has changed over time so that the property line setbacks and minimum lot sizes are much larger, which could render your lot useless for new construction. 

Can’t do it well without an open line of communication with the tenants or going to the property regularly.

If it fails and you can't repair it - you might also be responsible for clean up.