First you need to learn to separate the following:Maintenance: usually things related to wear & tear or tenant damage.Repairs: usually broken items like doors & windows, caused by tenant or nature.Capital Improvements: usually expensive things that wear out: hot water tanks, furnaces, roofs, etc.The seller is correct that Repairs & Capital Improvement items should not be a factor for awhile (ALWAYS get your own inspection to confirm).

I didn't see a budget line item for furnishings, interior design, and amenities.

Here's what they returned:The San Diego Housing Commission (SDHC) has completed its review of the items you raised in your appeal of the initial determination that your application was ineligible for the City of San Diego COVID-19 Housing Stability Assistance Program. 

No, you cannot "write off a new truck every 3 years" as those YouTube professors suggest.Prepay or delay personal itemized deductions.

Or can I get the Costco brand items?? 

This is a national item.

I am expecting items to be found even though there is no visible signs of any issues.I will not be surprised if in the near term the prices fall a little.  

I always make sure that the properties are cash flow positive, but the large bulk of the money I make from them is from the other items (appreciation, debt paydown, tax benefits, etc). 

2 - What RE Market data3 - What Demographics4 - This is an after purchase, not a before purchase item.

It would be best to schedule a call so that these items could be discussed in more detail and provide answers to any additional questions you might have.