Operating ExpensesInclude estimates for:Property taxesInsuranceProperty management (if applicable, and I would reccomend budgeting 10% of monthly rent for this fee )Maintenance/repairsVacancy allowance (typically 5-8%)HOA fees (if any)Capital expenditures (CapEx – reserve for big-ticket items like roof, HVAC)4.

It outlines 27 items they want. 

The homeowner gets an Excel sheet with prices and links where they can purchase items based on their budget, as well as a nice placement PDF so the assembler knows where each item goes!

The list also inlcudes items that should be addressed in a timely manner but are decidedly not emergencies.

A very thorough inspection in the beginning is crucial to build a replacement plan for high dollar items such as the HVAC if they are aging.

Items that correlate to rent growth are the same item that correlate to appreciation: diverse economy, population growth, rising wages, supply/demand especially constraints on supply, etc.2) do not make the mistake of thinking residential real estate (RE) is passive.

There are items you can research which will give you a better understanding of what drives costs, but I don't know how much that will impact your investment decision.Check your property assessment.

Hell, even if you can prove this it still may not hold any weight.Get the mold remediated and fix the structure and craawl space items that are damaged. 

That is by far and above the #1 item at play here. 

Thank you.Get down to brass tacks: Your investment model does not account for the line item expense increases you are seeing.