Look for licensing, reviews, customer complaints.

Curious to hear about different software options and potentially some great custom-made methods.

Telling all the Home Depot employees what I do (got a sick flip from one this year when a customer was looking). 

Typically, if you take care of your tenant (customer) and not raise the rent crazily then you will get a long term tenant.

Dealing with Vendors is extremely time consuming and our customers are benefiting from all of the hard work we have put in establishing a network of reliable vendors.   

So, again, the servicer gets paid to take your payment, provide customer service and foreclose if needed.

No other business justifies their costs to the customer.

Yes, acquiring a short-term rental can potentially be used to offset other investment income through depreciation, but there are a few important conditions and considerations:Average Stay Requirement: To qualify as a short-term rental for tax purposes, the average period of customer use should be 7 days or less.Material Participation: To treat losses as non-passive (so they can offset other income), you must materially participate.

Quote from @Mike Dymski: This list has a distinct tilt to it...history, architecture, museums, restaurants, etc...likely based on the magazine's customer profile. 

So, for someone like you, i'd imagine your best customers are people who have elderly parents or distressed properties?