Consequently, low chance of owner(s) waiting for appreciation.Your objective is to connect with the owner(s), plain and simple.

However, for me the best way to save is to write out key principles into a paper notebook.If there is too much to write, I copy key principles to OneNote and highlight key words.

That alone was a deal-breaker for me, just on principle.

These are two opposite objectives.

Also, any provider who doesn't provide all of the expenses upfront...I'd be leery with just out of principle. 

I would say buy.Pro:1, Mortgage rate is still low, despite the mild recent increase.2, The principle of the mortgage is your money, while the rent is not.

There could be mold under legs of furniture, dressers, and other heavy objects resting directly on the carpet. 

Unit x 12 $750 Total $9,000 Income Monthly Annual Potential Rent Collected $9,000 $108,000 Vacancy Loss $900 $10,800 Gross Rent $8,100 $97,200 Operating Expenses Monthly Annual (% of Income) Management Fees $450 $5,400 6% Repairs and Maintenance $900 $10,800 11% Lawn Care $0 $0 0% Gas $0 $0 0% Electric $50 $600 1% Water $150 $1,800 2% Sewer $66 $792 1% Snow Removal* $40 $480 0% Roof Fund $0 $0 0% Taxes $600 $7,200 7% Insurance $666 $7,992 8% Operating Expenses $2,922 $35,064 36% Financing Monthly Annual Principle + Interest $2,725 $32,705 34% Performance Monthly Annual Net Operating Income $5,178 $62,136 - Financing $2,725 $32,705 - Improvements $167 $2,000 = Cash Flow $2,286 $27,431 Custom PITI $3,991 Cap Rate 10.4% GRM 6.2 ROI 22.9% Ann Inc - 10% / Purch Price 14.6% I plugged in 600K for an offer price because that warranted a cap rate of 10%+.  

Which comes out to ~$1600 a month in principle and interest payment which leaves almost zero cashflow.

The physical analysis process for the different types of buildings might be slightly different, but the basic principles apply to all properties.