iPhone 4S For Dummies

Send a text, picture, contact, or video to any iPad, iPhone, or iPod touch running iOS 5 using the new iMessage feature in the Messages app.

Use your voice to send messages, set reminders, make phone calls, and even find what the weather’s like around the world with your virtual personal assistant, Siri.

Remove red eye, crop, rotate an image, or improve the lighting, contrast, and color balance of your favorite photos using iOS 5’s built-in photo-editing tools

The Reader feature lets you eliminate clutter when reading articles in the Safari browser.

Twitter is now integrated into iOS 5 and lets you tweet directly from Safari, Photos, Camera, YouTube, and more.

Organize your to-do list and send yourself alerts with the new Reminders app.

Flag and store articles and other web content that you want to read – just not now – with Reading List.