The only thing I know about OE Classic is this. When I tried it a few years ago, I discovered that it's not compatible with IMAP. So, if you want to be able to sync your email across devices, you're better off with Outlook, Thunderbird, or a web-based program like Gmail. 
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Abbie Johnson Taylor, Author https://abbiescorner.wordpress.com

http://www.abbiejohnsontaylor.com

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