Synchronize IMAP account between host1 and host2
imapsync --host1 {{host1}} --user1 {{user1}} --password1 {{secret1}} --host2 {{host2}} --user2 {{user2}} --password2 {{secret2}}
imapsync --host1 {{host1}} --user1 {{user1}} --password1 {{secret1}} --host2 {{host2}} --user2 {{user2}} --password2 {{secret2}}