Rated 5 out of 5 stars

per Firefox user ea92d3 el set. 29, 2019 ·

Just what I needed to make my emails look professional and to know at a later date if an email had gone to more than one recipient. Thank you very much.

This review is for a previous version of the add-on (2.1.0). 

per Jeevanandam M. (desenvolupador) a oct. 20, 2019 ·

Hello User - Thank you for your review, appreciated :)