I am trying to find the place/file to edit so that I can cutomise the emal sent to a user via "Invite user" for adding new users.
Please let me know how to achive that.
Looks like "Invite Users" is handled by a plugin, and therefore can't be customized the way "Create Users" can.
BTW, if you're happy with using "Create Users" but don't understand Velocity Macro files (I don't!), you can customize part of the email by editing the "template.jira.user.created.intro" property in the following file (and then restarting JIRA):
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