To set up Outlook 2010 for IMAP, perform the following steps:

1. In Outlook, select File, E-mail Accounts, click the Add a new e-mail account radio button and then click the Next button.
2. Select the IMAP radio button, Click the Next button and enter the following information:

• Your Name—Enter your first and last name. This is the name that will appear in the From field of messages you send.
• E-mail Address—Enter your entire email address (e.g., myname@mydomain.com).
• User Name—Enter your entire email address (e.g., myname@mydomain.com).
• Password—Enter the password for your email account.
• If you want Outlook to check for email without prompting you to enter your password, check theRemember password box.
• Incoming mail server (IMAP)—Enter the secure server name: imap.sitemasonmail.com
• Outgoing mail server (SMTP)—Enter the secure server name: smtp.sitemasonmail.com

3. Click the More Settings button then click the Outgoing Server tab.
4. Select the My outgoing server (SMTP) requires authentication check box. Leave the default setting, Use same settings as my incoming mail server.
    
   
5. Click the Advanced tab and confirm that both the incoming and outgoing box are set to NOT use SSL or that the drop down is set to NONE for using an encrypted connection.
6. In the Incoming server (IMAP) box, enter the secure incoming port: 143
7. In the Outgoing server (SMTP) box, enter the secure outgoing port: 587.
8. Click the OK button then click the Next button, and lastly click the Finish button.

IMAP Folders:

Folders should sync automatically with an IMAP account; however, if you have added folders in Webmail and they are not showing in Outlook, perform the following steps:

1. Select Tools / IMAP Folders and Click the Query button.
2. Select the newly added folder(s), click the Subscribe button and click the OK button.
3. Restart Outlook to update the folder list.