As soon a the "we found mold" card gets played, you immediately offer them to vacate with no penalty to insure their safety. 

Think, the USDA brining armed feds to shut down Amish farmers for selling their unpasteurized milk, or the FDA allowing harmful chemical additives in our food that are banned in hundreds of other countries.

If the original poster wants to increase equity and create safety (and keep the little woman happy) financially, then maintaining leverage (mortgages) is not necessary if title fraud is a major concern; put the paid-off properties into land trusts. 

Rates, closing costs, and points also play a huge role in making the right move and can save you extra.You also want to make sure you have multiple terms like ARM products, Interest Only, No Prepayment penalties, etc.If you want to talk REI feel free to reach out I enjoy helping when ever possible.  

I also really like that this is a U-shaped window unit which wraps over the window sill, meaning that you get to keep nearly all of your window's view and natural light, as well as it being theoretically harder for someone to break into the apartment by kicking in/pulling out the AC unit (ours is on the second floor, but the safety concerns for first floor units is definitely a consideration you'll want to factor in).Heating.  

Would be fine with a 10 year arm or 30 year fixed product.

Some of the top rated schools, downtowns, neighborhood, and safety ratings in the North East.

Since most rehab funds are non-Dutch, meaning you don't pay interest unless used, it acts as a safety net for hidden issues or new opportunities.

Note many of your items in this project are not related to health and safety.  

Would help those of my brother's and sister's in arms.