It runs smooth and you can have I believe up to 5 locks on one account.

If it is legal in your area let me know and I'll happily share some good pointers with you that will help your short term rental run smoothly and very profitably. 

I find there is no BETTER way to Landlording than to make a positive difference in the lives of tenants who really are in your hands.If you have happy tenants, then your Rental business runs smoothly and you sleep at night, not thinking about how the tenants are going to find some way to sue you.I think when you put people first, the money will follow consistently.I think that's what I do not see enough here in BP.

My advice is to stay clear of the cheap areas, they are challenging enough if you are local; investing remote makes everything harder, so you want a relatively smooth and easy ownership experience. 

They made the process extremely smooth and easy.

Senator was busy looking at porn on the Senate floor on a government-issues computer, I'm more appalled at the fact that he was doing so because he "was bored as they were debating the abortion bill":http://blogs.tampabay.com/buzz/2010/05/sen-mike-bennett-viewing-porn-during-senate-session.html

TLDR: Dependent upon the specific lender and interpretation of Under writer.

You can go the route of doing each property separately, which avoides that, but that means getting writers cramp with 15 closings.

I work with a lot of out of state people and would be more than happy to share what has made their experience go smoothly here in Pittsburgh. 

Shorter am terms.  20 years is better than 15 or 10, but 30 would help smooth out income gaps.