Synchronize a SharePoint contact list with Outlook 2010 contacts
1. Navigate to the SharePoint site containing the contact list.
2. Click the name of the contact list on the Quick Launch, or click Site Actions, click View All Site Content, and then in the appropriate list section, click the name of the contact list.
3. In the ribbon, on the List tab, in the Connect & Export group, click Open in Outlook.
4. When prompted to connect the SharePoint contacts to Outlook, click OK.
In Outlook 2010, the contacts are added under Contacts in the Navigation Pane.
Synchronize a SharePoint task list with Outlook 2010 tasks
1. In your browser, navigate to the SharePoint site containing the Task list or Project task list you want to synchronize.
2. Click the name of the task or project task list on the Quick Launch, or click Site Actions, click View All Site Content, and then in the appropriate list section, click the name of the task or project list.
3. In the ribbon, on the List tab, in the Connect & Export group, click Open in Outlook.
4. When prompted to connect the SharePoint Contacts list to Outlook, click OK.