Apple Inc.’s iAd mobile-advertising business has cut rates by as much as 70 percent as some marquee clients are using rival services, two people with knowledge of the matter said, signaling the company is struggling to parlay its technology leadership into success in the ad industry.

Forrester is publishing a major piece of research, nearly a year in the making -- our analysis of the social media maturity of organizations. There are two ways to consume it: if you're a client, read the report Accelerating Your Social Maturity. Or you can get the newly updated paperback edition of Groundswell, which includes this material as a chapter.

An article on business etiquette for conferences, etc.

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