1. Open Outlook 2010.
2. Select the File tab, then click Options.
3. In the Outlook Options window, select Advanced, then click Export.
4. Select Import from another program or file, then click Next.
5. Select Outlook Data file (.pst), then click Next.
6. Select Browse to navigate where to store this file.
7. Keep Replace duplicates with items imported, then select Next to proceed.
8. Click on Outlook Data File, check Include subfolders, then click Finish to complete the process.
9. Verify that the imported tasks appear under the Tasks tab in Outlook 2010.

For assistance with exporting from your email client, please click here.