I ask have they been to the area before?

The Contractor is wrongly blamed for job over-runs when it is usually the clients fault.

You'll get a feel for the age of the neighborhoods, the vitality of the commercial buildings, the ease of location, the closeness to jobs.The markets you're describing are more linear, and usually have lower capital appreciation.

Head over to bank rate or and take a look at the mortgage calculators, plug in the numbers and get an idea of what the property needs to generate to satisfy the intended debt.You still have to underwrite the deal for the non-finance expenses as well(typically 40-50% of the gross rents). 

Quality of the tenants2.

The property manager must make a profit, otherwise there is no incentive to provide the service.

Hello Rami, Welcome to the area.

Behind referral on on-line sources like Next door, Google review, FB marketplace, etc.  

Some company paystubs have specific characteristics that are embedded in the document that make them a bit different.

If you don't have it now, but expect to in the next few years, then there is probably nothing with getting started on your education now.