If you are using an IMAP account, it may be configured to save sent messages on the server.& & Please synchronize all messages ...

If you are using an IMAP account, it may be configured to save sent messages on the server.& &  Please synchronize all messages in your sent items folder.&  To prevent this problem in the future, you can configure your account to use your local Sent Items folder instead of one located on the server.& 
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