The document discusses internet usage habits among smartphone subscribers in Europe. It finds that iPhone users are more likely than other smartphone users to access news, do web searches, watch mobile videos, and use social networking sites from their phones. Additionally, over half of the US mobile internet audience is under 35 years old, and there are similar numbers of teenagers and seniors that use the mobile internet. The document also discusses how mobile advertising can drive online shopping and increase demand for product information on mobile devices.