Radio Ad Auction Firm Expands to United Kingdom

Reverse auction firm Bid4Spots has expanded its marketplace for radio airtime to the United Kingdom, the company announced. Bid4Spots UK officially launches during the third quarter and allows the Encino-based company to compete in a rapidly changing advertising landscape. Bid4Spots sells unused radio airtime using a reverse auction model over the Internet. Its U.S. marketplace for terrestrial radio is used by more than 2,300 radio stations nationwide, more than 1,300 advertisers and more than 260 advertising agencies.