You must have "Full Access" or "Limited Access - HQ Tools" permissions to send invitations.
Members receive an email and an alert in MySE to claim their account.
To invite and resend invitations to members to claim their account:
Navigate to "SportsEngine HQ"
In the left-hand navigation, choose Members > Directory.
Search the name or email address of the person you'd like to invite.
Under Profile Status, view the account status.
In the desired row, for the player you'd like to invite, select Invite or Pending.
If the status is Invite, select Invite for the member to claim the account.
If the status is Pending, select Pending to resend the invite to claim the account.