My only plugins as far as I know are Mail Act-On and MailTags. Does this functionality comes from them? I could not find anything on their website. Any other idea?

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1 Answer 1


It looks like you must be using the Mail Act-On 3 Mavericks beta.

They have a link on their page to it and some what's new info.

What is new in Mail Act-On 3

Mavericks Support Mail Act-On 3 now supports OS X 10.8 and 10.9 New interface Reply Templates Composer options including setting delivery times specifying outbox rules to apply specifying archive mailbox for sent mail

  • Thanks I had missed it as I was going through their website ! That is a great feature that they should advertise further ! Jan 27, 2014 at 1:50

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