Microsoft Bing 3D property GIS map. The parcel mapping interface offers a customized search tool for Boulder County that interfaces with outside search and display tools maintained by other departments. GCS developed 58 data layers with symbology, labels, map tips, and scale dependencies for clarity. The e-mapping application also integrates with Boulder County’s database applications. The secure site provides user authentication, to classify users by privilege level, and only offer restricted features to specialized users of the site.