Windows would be my next check-point (less than R1) and then wall insulation: I would not be surprised if they have no insulation inside, but you can do blow-in, which only requires a small hole.A home looses heat in two ways: heat conduction (which you can slow down with insulation) and drafts, which in old houses is usually the biggest culprit.

I just learned this has now become a voluntary requirement for the time being as there is a court order to stop this reporting.

US treasury rates increased ~80 basis points since the beginning of October as polling results started coming in and the increase continued post-election in expectation of high government deficits and sustained inflation (due to tariffs and otherwise). 

Pretty much any regular bank / lender is going to require themselves to be in first position on all the properties... so I don't think a HELOC type solution is going to work across multiple properties with multiple lenders.  

Most lenders typically require a 30% downpayment.

Interesting, I am an active investor, we also have a team and ask OOS clients almost the opposite: we require them to come to Milwaukee and check out some neighborhoods and houses together in order to make sure we are on the same page.

The ability to manage investments requires a desire.

When you open a business account the bank is required to gather Beneficial Owner information.

but it also could be the higher option in terms of active management required.3.

The lease language requires the interior of the building to heat to 70 degrees.