Microsoft recommends running up to five ads per ad group, including at least one RSA. Please visit Search Engine Land for the full article.
Editor’s Note: Semil Shah works on product for Swell, is a TechCrunch columnist, and an investor. He blogs at Haywire, and you can follow him on Twitter at @semil. This is a post about “cards” as an interface in mobile apps. I am not a designer. I am also unable to mention every single app that uses cards — feel free to mention […]