LOS ANGELES & NEW YORK--(BUSINESS WIRE)--OpenX, a leader in creating programmatic advertising marketplaces, and Townhall Media (Townhall), a Salem Media Group company, today announced an expanded relationship, with Townhall selecting OpenX as its primary partner for header bidding. Header bidding, also known as a tagless solution, allows publishers to offer inventory to multiple demand sources simultaneously before making calls to their ad servers, thereby increasing competition and ultimately
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