Also any tips on where to find the best interest rates on investment properties would be appreciated.

It has a growing population and a variety of amenities, making it a viable option for multi-family properties.Fishers and Avon are likely to provide the best balance of rental income potential and property values, which can lead to a higher DSCR.

I would worry more about the county/city/HOA requirements a property would have, very few covenants are pushed through in certain areas and for some reason I can imagine you would be fine.  

He's local to Baltimore and will be able to give you the best options you can currenly get.

Best of luck with the refi!

Should I give the numbers at 100% occupancy and let the buyer use best judgement?

DSCR is your best path here.

The owner had been living in these conditions for a long time due to mental health issues.It was heartbreaking to see.We agreed on a price and closed very quickly to provide relief.

I'm very impressed with Airbnb, I already received four bookings in Airbnb (although I may initially set the prices lower than average which attracted quick bookings). 

It was also $900 a month and very complicated.