@Flagrant
I believe Exchange with Outlook has offered "Read Receipt" for at least 6 years.
The best of ZDNet, delivered
ZDNet Newsletters
Get the best of ZDNet delivered straight to your inbox
US Edition
Special Reports
-
Windows 8 revealed
After years of development, Microsoft takes the wraps of its next-gen operating system.
-
The Great Debate
The Great Debate series aims to emulate an Oxford-style debate, with a dash of Fight Club mixed...
-
Tech Visualizer
See the managed print services conversation come to life.
-
ZDNet 20th Anniversary Special
Happy birthday, ZDNet! Twenty years ago, this site began as a subscription-based digital service...
-
Holiday Tech Gift Guide
Gadget gift ideas and product recommendations from ZDNet editors.
