Here is a great read on turnkey investing; Turn-Key Revolution. 

Principal Paydown:  Cash Flow:  Tax Benefits: Savings from depreciation and interest deductions.For a deal to make sense, at least three of these components—home appreciation, cash flow, and principal paydown—need to be strong.

Do you have any idea of the price point you can afford and are you looking for turn-key properties or something along the lines of a "fixer upper"?

The key is for you to separate the utility costs from the rent, then advertise your units with the rent rate only and explain the utilities later.HOW TO SHARE UTILITIES 101You have a property with two or more units and the utility meters are shared.

Finding an investor-friendly agent is key and they should be able to help you with 1-4, I'd say talking about those questions you asked would be the perfect thing to ask any potential agents you interview! 

On the other hand, if you're aiming for long-term rental properties, getting prequalified with a lender specializing in traditional loans or DSCR (Debt Service Coverage Ratio) loans is key.

For your first BRRRR, finding a good contractor and possibly a property manager is key if you’re not handling everything yourself.

Have you considered Turn-key? 

They key is to not act like you are "hiding" something.

.: I haven't passed this past legal review so for what its worth: Part of my standard requirements for everyone include income is at least 3X rent, minimum credit score, say 640, Clean record and no evictions as well as deposit is paid in full at signing of lease and 1st month rent is paid in full prior to handing over the keys.