For certain use cases we need to wait a few seconds after an event in Front before a Rule triggers. It would be helpful if Time Since Trigger (and other delayed conditions) could support a finer granularity in seconds.
From admin perspective I do not extend permissions to permanently delete emails to end users, since often they ask me to restore thing deleted in error or move to trash by spam filtering. All users have permission to delete/mark as spam, however, ...
Ability to initiate an email message from within an ongoing Discussion. Ideally a colleague can start a discussion, and after we figure things out we can send an email to whatever was the subject, and keep the history of what was discussed.
Create multiple links for single dynamic object / context link
Certain customers want to link to multiple systems from a single pattern. This feature would allow a user add more than one link to a context link / dynamic object.
Be able to have reusable components (Eg headers and footers) that can be referenced within templates - so it's easy to maintain a constant look and feel and easy to make one change that will be reflected across all templates.