Unless prices have gone up considerably in the past couple years, in Baltimore, you shouldn't be paying more than about $200-220 per square for tear off and replace with standard 25 year 3-tab shingle (assuming one layer to tear off).

I use a layered asset protection program.

Any commercial lender will tell you if they'll do the deal after getting your vitals and pulling your credit but isn't commerical tanking right now?

Some of the info is kind of repetitive after reading his other book, but there is a lot of new and vital (in my opinion) info that this book covers.

There is a thick layer of dust and ?

Contracts are of vital importance and should never be skipped.In some states, the property itself is financially liable and not the owner or previous owner.

Keep in mind that is of vital importance to accumulate accurate numbers on larger multi-family units.

@Ramon Pena Alvarado in addition to what has already been shared above, here are a few more items to consider:Management - if the park is out of state and you choose to use a third party manager (be extremely careful and selective if you make this choice) that will add another layer of expense.  

Keeping in the game is vital to your success.The following quote is one that I live by, it allows me to step back and realize the bigger impact of all the small things that we do.

Executing "tools" or programs that are seemingly friendly programs can be dual or multi layer programs embedded with a simple joiner program.