Open - The message has been opened.
Processed - Message has been received and is ready to be delivered.
Dropped - 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 your FundraiserOne Quota
Delivered - Message has been successfully delivered to the receiving server.
Deferred - Receiving server temporarily rejected the message.
Click - The recipient has clicked on a link in the message.
Bounce - 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.
Blocked - Receiving server could not or would not accept the message temporarily. If a recipient has previously unsubscribed from your emails, the message is dropped.