He usually sell properties in North West Indiana and Milwaukee.

Class A- Brand New buildings with lots of amenities, good infrastructure & locationClass B- Building are usually older; priced less than Class A & need some updates/restorationClass C- Oldest buildings (20+ years); need significant maintenance; less attractive locationsWhere things become subjective is an older building located in a neighborhood that's changing for the better. 

This could be just specific to the real estate industry, but in both recruiting and cybersecurity consultants (hackers for hire), the ones that start their own business/consultancy, are the ones who after spending 2 years (usually exactly 2 years which is when recruiters will message them), the high performer will either 1.

Getting into other more risky strategies is usually not recommended for those without experience. 

You could try to value it with the income approach, with NOI & DSCR, but that usually isn't done with smaller multifamily.You're going to have to extrapolate out farther and see where other smaller multifamilies have traded.

It's not quite as easy as renting out two sides of a duplex, but with the right marketing and management you could rent out the extra unit to supplement the mortgage payment. 

Personally I like to build with cash to avoid the extra expenses, so I dont actually finance anything until its done and I have decided to hold it.

When Trying to qualify for a traditional loan, lenders usually price your purchasing power at 3x your net income.

Clearly, shes not happy and an unhappy tenant usually results in more issues down the road, and you can bet they'll be expensive issues. 

As usual in most responses in this forum you are getting conflicting information.