This is because maintenance and cap ex are more a function of the features or the RE than the rent.  

It's also important to keep in mind that every additional rental property you own is another potential source for legal trouble, so if you grow to a certain size, it's almost inevitable that some tenant will get a valid reason(such as falling through a porch you didn't know was recently termite infested) to sue you over a 10 year period.

I like the search features: https://www.biggerpockets.com/searchAlerts can be really helpful too: http://www.biggerpockets.com/alertsThere are a few self-contained guides that you can access here: https://www.biggerpockets.com/guides

My source at air bnb says they will be rolling out their own management service soon.

In a down market, tons of deals but capital is harder to source as things tighten up. 

It is possible that they have a way to export the data, but I've never loiked for that feature. 

Found this article on Zillow, and thought it was valuable.  Here's the good parts:

Thank you.Couple of tips for you: LEARN, become as educated as possible, become a source and people wont care how old you are.

Adding smart home features and aesthetics to make the spaces trendy as well as very livable, they have been a hit with potential buyers at the open houses.

@Vlad DenisovIn the future, please use the search feature.