I send out monthly newsletters to a private collector Corvette society called the National Corvette Restorers Society (NCRS). My open rate from confirmed emails is about 75%.  I always wonder when the best of the day to send me emailed newsletters to my followers.  I would like some statistical showing of the times when my emails are opened.  An hour-by-hour analysis would be very helpful.    Thanks, Tony Sten ... View more