Deep Data from PropertyShark

Do you want to know everything about a property from your desktop? PropertyShark does just this and in a way no one else ever has. Property Shark will give you: comparable sales, property details, ownership info, maps, photographs, listings, foreclosures, pre-foreclosures, mailing lists and more, directly from the web. This information, as per their website, will "level the playing field." What is this fluidness of the real estate market going to do for prices? Illiquid assets tend to get lower valuations. Therefore....?