An "email invitation" refers to a message sent through email to invite someone to an event, gathering, or meeting.
Sentences with «email invitation»
Many law firms engage in email marketing - primarily by sending periodic email newsletters and alerts to clients covering emerging legal trends and developments, or email invitations for upcoming seminars and other events. (lawyercasting.com)
I mean you dated online for quite a while, sent email invitations, answered just as many, had dozens of coffee dates, and finally met someone special. (top10bestdatingsites.com)
You can «share» the document by email invitation, and you can publish the document to their server and make it publicly available that way. (slaw.ca)