Quote:
Originally Posted by zivkovicp
Guys, this is simple.
Create a 1x1 pixel graphic to be inserted into the email. Every time the email is opened it will request that graphic. By checking your stats you can see how many times it's been requested.
Simple, free, reliable.
You're welcome.  |
haha. you beat me to it. That is certainly free.
But it doesn't work if the email client doesn't allow graphic downloads.