To get the best possible use out of your iPhone, you need to sync it with your computer. With iPhones, all syncing is performed via iTunes. In iTunes, you will then choose what you want to sync; for instance, you can choose to sync the device with Microsoft Outlook. This will allow you to sync your iPhone contacts, calendars and memos with your computer—a useful option if you use both devices independently, but wish to keep them together. Writer Bio

How to Sync an iPhone With Windows 7   Outlook - 80