Particularly double check their Sq ft measurements.

., the ratio of days rented vs. personal use).https://www.irs.gov/publications/p527#en_US_2018_publink1000219036The IRS link above clearly defines when a property is ready and available, which is measured differently than fair rental days. 

We are forced to use creative measures to persuade tenants to decide it is in their best interest to move on.

Rental rates are also easy to find by the same measure, using any of those sites to find what comps are renting for.

Days on market are up to 55 DOM, measured from the date a property is listed to the date that it's closed. 

What you've listed above isn't a plan, nor are the goals you stated actual "measurable" goals.Your goals should be specific, as in:"I need a specific dollar amount by a specific date. 

These are items that you can't measure in ROI terms. 

It's not just about net energy cost savings, although that's the easiest to measure.  

@Geoff GarberAs several people have mentioned here, and as the Russian proverb entails, "measure it seven times, cut once!" 

IMO, that's the base case you should be measuring against.