You can insert randomly generated text into messages. It will be different
in each message you send. Please select the Insert / E-mail
merge data / Random text command to add the random text tag to the message.
In new dialog box, you should specify the text generation options.
You can set the minimal and maximal length of the text and specify characters
for the text generation. If you apply the settings from the screenshot below,
Atomic Mail Sender can generate the following strings:
Random text can be used to add more email personalization to the messages.
For example, you can generate unique user IDs automatically and track
users (by the way, the best way to track messages is explained here).