That's why you'll want to be able to navigate to the Search screen as quickly and conveniently as possible. Spotlight Search is a great addition to the iPhone, allowing you to search virtually all the content on your iPhone, from apps to contacts to mail messages. I look both at how they work and how they sometimes don't work. Today's column focuses on a trio of new features: Spotlight Search, Voice Memos, and Syncing Notes. Some are featured at Apple's iPhone page. There are dozens of new features in iPhone OS 3.0.