When we reached out we were told that the deeds had not been transferred and we owed them some notarized documents.

So, the market data agrees with @Mike H.'

Try to find some industry commercial deal Analysis data but most of them are for muti family .

They gather data straight off Airbnb, VRBO, and a few other major STR rental companies that sell their data.

I’ve been looking at data on rental properties in Destin and Panama City Beach, and certain amenities seem to drive higher booking rates.

Washington was the first recorded deeds of smaller parcel transfers; additionally he also surveyed those parcels himself. 

Although I have not yet purchased my first tax deed property, I have been spending a considerable amount of time researching the tax deed sale process and the tools that can be used to streamline the process as much as possible- one of those tools being PropertyOnion.com.The website seems to provide a wealth of knowledge for pretty much any property you'd like to research, and provides data that could be useful to a variety of RE investors.

depending on what you are looking to do, there is a Market Finder tool within BP as well under the "Pick Markets" tab which has some data that may help 

At the very least, you’ll need to loop in data from other sources.

We then transferred title of the property to our business/LLC.