There is a ton of information to sift through, not to mention all of the scammers and get rich quick people.

They eliminate having to sift through distressed-owner data yourself.

There is a lot of information out there and a good agent will help you sift through all of that.

I'm not trying to discourage anyone from trying, only attempting to paint a realistic picture of what's required to succeed.After sifting and sorting through the tax sales (in this play) and tagging the properties that actually went to sale and generated a surplus, you'll (hopefully) have a list of funds due owners.

The good news is that I can sift thru a lot of them quickly as they are addressed to LLC’s.  

You’re better off sifting through Airbnb listings on your own if you really want to get to know a market’s potential.

@Katie TranIf you can sift through that stuff and know what you're doing in Cali, there's definitely still demand.

You can sift through 1000's of hours of content and piece together a great education. 

All that to say:  I'm not sure what you'd be trying to gain by hiring a person to sift through automated data and make this comparison, but starting with an understanding of Zillow's inherent data accuracy in your market would be a good start :) 

Being my first time, I'm unsure how to sift through all of this information and make an informed decision.