If you're considering purchasing an iPhone, planning on developing applications for one, or if you prefer troubleshooting and maintaining your iPhone (rather than taking it to the Apple Store for a tuneup), you'll want to check out the new book excerpts we posted at oreilly.com/iphone.

• iPhone Disclosures and Source Code from iPhone Forensics
• Troubleshoot your iPhone or iPod Touch and iPhone Messaging & Communication from iPhone Hacks
• Setup and Signup, Accessories, and Troubleshooting and Maintenance from iPhone: The Missing Manual, Second Edition
• Network Programming from iPhone SDK Application Development