Some are too far for commuters, and others are just undesirable in the market.

Both properties havevarying degrees of work but will need: new roof(s), front- and back-porches,remodeled and refaced kitchens and bathrooms, new floors, plumbing, HVAC , etc.Questions: I am told that we could use Section 179 to deduct some of the expenses from the Airbnb property so long as we don't create a loss I have a peripheral understanding of Bonus Depreciation - but looking for guidance on how this would work and what would both of these properties qualify for the deduction and at what amortization schedule [year 1 or longer]?

As you can imagine that meant that we had a lot of trouble makers and a generally undesirable tenant base. 

Buying a home in an undesirable area "can" get you undesirable results.

I have one fenced because undesirable tenants in a duplex behind my property.  

I think buying these "undesirable" properties is very risky for most investors and may be money down the drain. 

In having iit at 7:30 am, you will screen out 90% of all the undesirable tenants who party hard and are irresponsible, whereas anyone who will wake up that early will be a very responsible tenant who can rent long-term. 

After the crowd of undesirables were gone, our tenant was still angry with us for intervening.

It’s a method to sell otherwise undesirable houses In  Sketchy areas to the locals that can’t get  traditional  loans .

I would then use Trulia's crime heat map function to filter out any 'undesirable' areas as well.