1) The document discusses changes in digital marketing and advertising in Europe. It notes that the advertising model is changing dramatically from passive audiences to active users.
2) Data shows that online advertising spending is growing in Europe but some countries may see challenges in 2009 due to economic downturns. Search advertising accounts for the largest share at 43% in Europe.
3) The document addresses two main challenges - business challenges around brand advertising and direct response, and legal challenges around building trust and respecting consumers who have more control over their data and experience skepticism toward marketing.