I find that if you put cleaning materials easily accessible in the unit, guests will even vacuum.

Now, even though Hardie-board is not an approved building material in a historical district, it is far superior to wood.

I understand how the costs of providers, materials, etc. can eat into profit. 

Place order for items*Material cost of this section: Seven Thousand Dollars. $7,000,-Phase 2: Roofing/Exterior Windows and doors. [5 days] Close up external side door between living room and kitchen, patch siding, patch wallReplace windows, replace front entry door, power wash house/deckRestoration of vinyl siding which includes power washing and replace any missing pieces of siding.

Google Maps view, Rentometer.com - there are so many great sources to find out and take a data driven approach rather than a "gut feel" about the neighborhood.

As being a young driven 22 year old i decided  to start my journey on real estate investing.

The costs are for labor, material but are not accompanied by invoices, receipts or anything that can be verified.  

So i started down a path of reading and investigating success and happiness material and have been very pleased with my progress in that realm.  

Roof first if it is near the end of its useful life.Siding I would also look at for weatherproofing (wind driven rain could also rot your building).Once it is water tight, I would start on any code issues (see inspector mention), then maybe on to kitchen. 

Also, any material of potential flyers, mailings, etc.