Banner advertising will be more personalized, with category-specific content embedded directly into the ad so customers can view content without clicking off the site. eBay will also feature new cross-category "content centers"--sponsored landing pages to highlight seasonally relevant and interactive content--and encourage buying via integrated merchandising with eBay listings. Until now, the e-commerce giant has relied mainly on third-party ad networks to serve ads on its marketplaces pages. Read more here.