Email Invitations Statuses and Error Messages

When you send out review invitations by email you will see different statuses after sending. This is a more detailed explanation of what they mean:

Status	Explanation
Sending	Message has been received and is ready to be delivered.
Can’t be send	You may see the following drop reasons: Invalid SMTPAPI header, Spam Content (if Spam Checker app is enabled), Unsubscribed Address, Bounced Address, Spam Reporting Address, Invalid, Recipient List over Package Quota
Temporarily can’t be send	Receiving server temporarily rejected the message.
Doesn’t accept emails	Receiving server could not or would not accept mail to this recipient permanently. If a recipient has previously unsubscribed from your emails, the message is dropped.
Delivered	Message has been successfully delivered to the receiving server.
Email opened	Recipient has opened the HTML message.
Link Clicked	Recipient clicked on a link within the message.
Spam Reported	Recipient marked message as spam.
Doesn’t want emails	Recipient clicked on the ‘Opt Out of All Emails’ link.
Re-subscribed	Recipient resubscribed to a specific group by updating their preferences. Subscription Tracking needs to be enabled for this type of event.