Ray Tomlinson is credited as being the first person to hit send on a network e-mail message.
Hotmail , Yahoo Mail and Gmail together account for well over 1 billion users.
More than 294 billion emails are sent and received daily.
Well over 100 trillion emails are sent per year.
3.5 million emails are sent per second.
Adults will account for 87% of all US email users in 2013.
90% of the trillions of email messages are spam or viruses.
Spam costs businesses over $20 billion in decreased productivity and technology expenses.
Retailers send an average of 16 emails per subscriber in “busy” months.
Average email campaign volumes increased 20% in 2012 over 2011 levels.
2012 open rates are down 2% from 2011. (Mean: 20.1%)
2012 click through rates are up 1% from 2011. (Mean: 5.2%)
77% of us want to get marketing messages via email; and there’s no close second place.
36% of all emails are opened on a mobile device.
In 2011 there were over 400 million people who used smartphones or tablets to access email.
21% of email recipients report email as Spam, even if they know it isn’t.
43% of email recipients click the Spam button based on the email “from” name or email address.
69% of email recipients report email as Spam based solely on the subject line.
35% of email recipients open email based on the subject line alone.
IP addresses appearing on just one of the 12 major blacklists had email deliverability 25 points below those not listed on any blacklists.
Email lists with 10% or more unknown users get only 44% of their email delivered by ISPs.
17% of Americans create a new email address every 6 months.
30% of subscribers change email addresses annually.
If marketers optimized their emails for image blocking, ROI would increase 9+%.
84% of people 18-34 use an email preview pane.
People who buy products marketed through email spend 138% more than people that do not receive email offers.
44% of email recipients made at least one purchase last year based on a promotional email.
Subscribers below age 25 prefer SMS to email.
35% of business professionals check email on a mobile device.
80% of social network members have received unsolicited email or invites .