Viacom Launches Ad Data Product with American Express

Wall Street Journal: Viacom is announcing a new data product in partnership with American Express that the media giant says will let advertisers better target consumers across its stable of networks like MTV, VH1 and Comedy Central. The tool, called Vantage Intent, will go beyond the company’s current suite of data products by using American Express’ vast trove of purchase data to help advertisers predict when consumers might be in the market for a certain product.