Recently, Google started to send notices saying that I am approaching my storage limit (15 GB). Apparently the bulk of my usage is e-mails.

To address this I have set up IMAP server as an e-mail archive target, copied all of my email to said archive target, and will eventually delete old emails, freeing up space.
This will be done with Dovecot as the IMAP server and imapsync will be the utility to copy all of the e-mail from Gmail into our archive target.
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