The cost will likely not be much more than other less effective methods and the energy savings would likely be higher, plus the resale value would be better.

However, to appease the buyer, if the home is old enough to not have a ground wire in the cable sheath, then the cheapest route is to install GFCI outlets or breakers for the plug circuits, as compared to running ground wires to all the plugs, & this method is code compliant.

The typical methods I've seen (and used myself) on both interior and exterior block walls is to anchor vertical strips along the wall with Tapcon screws or masonry nails.

BBB ratings are misleading and full of BS http://www.consumeraffairs.com/online/bbb.html  there are many complaints about the methods and to be accredited or get good ratings from BBB just be willing to pay for it.

Recently, we decided to upgrade, and now we're under contract a bigger house (it was really good deal for the area, so we jumped even though the timing was wrong for dealing with our current house).Long story short, now I have to make a hard decision and minimize our losses.TH bought in 2006 for 400K, +25K in upgradescurrent mortgage (30 y fixes @ 3.325) $1900/month +$100 HOA feesloan balance - $330Klast appraisal - $378KPossible rent - ~1.9 - 2KSo my question is - is there a good calculator/resource/method to run some numbers?

That's the easy way, if all the lots have close to the same value.If there are significant differences in the valuations, there are several ways, the easiest is to follow the above method as a LTV with the expected sale price.

The younger generation looks as these as methods to get spending cash, not as a long-term wealth creation.

The other path or method to sale is taking into consideration the data supplied, assuming it to be true and correct and offering an indicative bid/offer.

What is the best method to allow contractors to gain entry to my rehab property when I'm not around. 

Thanks for all your feedback.All the guys that I use have never worked with epoxy paint.I came across a company called Miracle Method.