As much as I don't care for my data being sold like this, a lot of it is out there already. Public tax records contain many differnt bits of information about y

As much as I don't care for my data being sold like this, a lot of it is out there already. Public tax records contain many differnt bits of information about your house: room count, square footage, age, etc. Additionally, private companies typically track this information for entire apartment complexes including actual room layouts. Source: work in real estate industry. Apartment floor plans are typically used to determine competitive pricing.