[Marketing Vox] E-books – and Their Ads – Poised to Proliferate

Ads for e-books are likely to increase as the number of self-published titles continue to grow. E-reader ads received a big push earlier this year when Amazon.com unveiled a Kindle with software to show ads to readers. General Motors, Buick, Procter & Gamble’s Olay skin products and Visa were among the first advertisers.