I use this type of system in a ten unit that I own because the cost to submeter each one was cost prohibitive I usually don’t include other items like wifi/internet unless it’s a furnished/short term rental. 

Tenants don't get to dictate terms.

It has had higher appreciation than nearby towns since the pandemic and you should be cash flow neutral or slightly positive day one as a long-term rental with a 20% downpayment.Note that zillow and other websites greatly understate your property taxes. 

He owned a duplex, and one of the long-term tenants had built a small deck out back without permission.

Additionally, the beach is still within reach...just a short 1 hour flight or 6 hour drive.  

How much will be the interest rate, and terms of the loan. 

Chance of deal success needs to be high- 95%+.

Larger properties offer economies of scale and better financing terms, but they also come with more complexities and higher upfront costs.

You ask about a skip tracing issue because you are not having success with it.

Make sure it explicitly explains the process for termination if you are unhappy with their services, especially if they violate the terms of your agreement.3.