Putting floors in first will make the installation quicker and easier.

In my jurisdiction a wrongfully withheld deposit is double the amount wrongfully withheld plus attorney fees. 

Should I average a flat fee and add that to the rent advertising (utilities included) or should I charge a flat fee additional to the rent?

Are you looking for PM fees or attorney fees?

Usually, the Unpaid Principal Balance (UPB) stays the same and all of the arrears, additional interest, fees, etc. are added together and become the new "deferred principal balance."

What are typical refi fees?

-Fix in the following order, some steps can be combined.    2.1 Foundation    2.2 Roof    2.3 Electrical    2.4 Plumbing    2.5 AC    2.6 Exterior Painting or Siding Work and Windows    2.7 Drywall, Texture Paint.    2.8 Flooring and any tile work.    2.9 Doors, Trims.    2.10 Install all fixtures.    2.11 Install or Refinish Kitchen Cabinets.List and SellRepeat

Because, as you might imagine, a tenant turnover will cost considerably more than $225, but as @Thomas S. mentioned, the actual insulation bill for an attic will be considerably more than $225.Go to www.homewyse.com (I love this website by the way), select "Installation", then, "insulate attic" and see that their rough estimate range is from $1.59 to $3.08 psf (labor and materials), but then it depends on whether they are insulation batts, or blown in type insulation.In any case, if the existing attic insulation is inadequate, then maybe this "upgrade" might be warranted, regardless of how long the tenant has been there. 

The fees generally cut out most of your cash flow and some don't even allow rentals.

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.