If they would stay the same i probably would prefer to rent it out as is and if it turns out to be a "good thing" for us i could refinance it and take some of that money as a downpayment for a second rental.

Prefer someone that’s experienced and actively investing themselves.

Did they prefer verbal contracts or have everything in writing?

If we are heading into winter I prefer to do like a one and half year lease to line up the end of the lease with the warmer months.

I self manage my properties, and that's my preferred method.

Do you have any preferred neighborhoods or price points?

Let them know you are an investor, and the way you prefer to buy is with the seller being the bank.I wouldn't even mention interest at first. 

The perfect investment for me may be a horrible investment for my neighbor or you -- risk tolerance, expected IRR, control, diversification, etc all vary by individual preferences.

Ask 10 people if a peanut butter cookie is better than a chocolate chip one and you'll probably get 8 different answers as we all have our own tastes for pastries similar as we all have our own strategies for real estate. 

With a little self reflection, you will begin to learn your strengths, weaknesses, limitations and preferences.