E-mail delivers sales at an average cost per order of less than $7. That compares with $71.89 for banner ads, $26.75 for paid search and $17.47 for affiliate programs.
Source: Shop.org's “State of Retailing Online 2007,” September 2007
*64% of key decision-makers view e-mail on their BlackBerrys or other mobile devices.
*69% of at-work users usually view their e-mail in preview panes.
*59% of online consumers routinely block images.
Source: Marketing Sherpa, 2007
*The highest open rates during Q2 2007 were Wednesday (27%), Monday (26%) and Thursday (26%). The highest click-through rates were Wednesday and Thursday (both 5%).
*11a.m. and 4 p.m. scored the highest marks for business-hour open rates (30%) and click-through rates (5%).
*Click-through rates were between 4% and 5% during the workday, peaking at 7% at both 9 p.m. and 4 a.m.
Source: eROI, “Email Marketing Statistics by Day and Time,” July 2007
*79% of e-mail recipients said that if they don't recognize a sender, they sometimes mark messages as spam.
*20% of e-mail recipients said they use a spam button as a way to unsubscribe from messages or newsletters they've signed up for in the past.
Source: Survey by Email Sender and Provider Coalition, March 2008
“Buyers and sellers have been using different terms and definitions to describe e-mail campaign performance, which has created some confusion and inconsistencies in the marketplace.” —Sheryl Draizen, senior VP-general manager, Interactive Advertising Bureau, discussing the group's e-mail campaign performance metrics definitions
Source: btobonline.com, July 12, 2007