The CoStar Group offers an online data service called CoStar COMPS Professional®. Users have…

The CoStar Group offers an online data service called CoStar COMPS Professional®. Users have access to a comprehensive commercial real estate database that contains over 1 million verified sales records across all property types. Because of CoStar COMPS Professional and other competing data providers, due diligence no longer requires hours of digging through records, microfiche, and news sources for information and the dozens of subsequent verification calls. CoStar COMPS® employs hundreds of researchers who follow a standardized process to compile and confirm 200 + data fields on a single property. Thousands of transactions are added every month and data are updated daily, making CoStar COMPS Professional® a real-time sales transaction database.

Go to www.costar.com. After browsing the home page, click on the Product Solutions tab at the top of the page and then select CoStar COMPS from the menu of individual offerings. Take the short visual tour of the website.