Turns on personalization or what is more commonly known as "mail merge". This allows the merging of data from an outside source, like a database, into your email message or parts of that message.
Message fields that can be personalized are:
Refer to the examples on mail merge here.
Other Parameters Required:
Example (cut-and-paste right into your batch file):
NetMailBot -personalize -to firstname.lastname@example.org -from email@example.com -server mail.domain.com -subject "test"