Thanks for the suggestion. I'm not too familiar with Apple Mail but one thought I had was to fo the following:
Create a new account using the same email address and pointing at the IMAP servers for Office 365.
Then drag the folders from the account using POP3 into the account using IMAP...
I have a user that has been downloading mail to Apple Mail using POP3 and deleting from the GoDaddy mail server. I'm cutting the email from GoDaddy to Office 365 and want to push this downloaded email along with the folder structure she has created up to the Office 365 imap server and have her...