If needed, here is how to set your Sent folder in Outlook 2010.
Note: This is not required or available for Exchange hosted addresses.
1. Open your IMAP account settings via: File-> Account Settings-> double click on the IMAP account.
2. Press the More Settings button.
3. Select the Sent Items tab.
- Enable the option “Save sent items in the following folder on the server”.
- Select the folder where you want to store the Sent Items in.
