Start by examining population growth, as cities or neighborhoods with steady increases in residents indicate a thriving area with potential renters. 

It "can" indicate a certain financially disciplined person, but there is a reason DTI determines a mortgage and if it's good enough for the bank, well why wouldn't it be smart for the landlord too? 

I would choose Candidate #2 providing you have acceptable verification of their income - bank statements that multiply out to what the past couple years tax returns indicate on the business.

If you would like me to obtain a quote for replacement, please indicate your desire to pay the cost of the replacement and we will obtain bids.

Those are normally a good indicator of what you will need to know. 

The jump from the first appraisal to the second ($2.40M to $2.65M) indicates potentially increasing market value, possibly due to staging and improvements.3. 

A tenant complaining online might indicate that the property manager handled them appropriately, so be sure to ask the manager for their side of the story.7.

For Realtors, most MLS's also offer an assumable search (for those that are identified correctly) when noted investors can find this information on additional details at the bottom of real estate sites like Zillow and Realtor.com under 'Terms' usually it will say conventional, cash, assumable...Title companies can be helpful with verifying the original loan balance and original note date which is a good indicator of the sellers note rate and how much principal they've paid down based on an ordinary amortization schedule. 

As Fair Housing laws indicate. 

Significant renovations or demolitions in certain areas can indicate potential future development.These are just some recommendations.