When trying to add a customer via the username, the user account must pre-exist in JIRA.
Entering any valid email address checks whether this email is associated to any pre-existing user in JIRA, adds him/her if found, or creates an account for them (and emails them the invite) if a pre-existing user with that email is not found.
Hello Atlassian Community! I'm Teresa, the Product Marketing Manager for Jira Service Desk Server at Atlassian. I'm excited to announce two exciting releases for Jira Service De...
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