LinkedIn: export your contacts!
Take your conversations a step further and make them more personal. Export all of your contacts into your Mac Address Book or Microsoft Outlook! Furthermore you can export your contacts including name, email and job title into an Excel file.
In the “Connections” tab, press the gear symbol in the right-hand corner and click “Export LinkedIn Connections” under “Advanced Settings.”
You have a choice to which format you’d like to export your contacts when exporting: