Forrester makes an effort to present accurate and thorough analysis; however, when published information requires a correction or clarification we will provide a brief description of the change below.

The following information changed on this document:

07/07/2009

In the executive summary, the percent of all marketing spend in 2014 was listed as 16%. This has been corrected to 21%.

07/14/2009

Changes were made to the description of Yahoo! under the Apple should buy Yahoo! . . . but won’t bullet in the What It Means section.

07/30/2009

We discovered that some data points were inconsistent in a couple of our graphics, so the report has been updated to correct these inconsistencies.