This message was created automatically by mail delivery software. A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: cozycritters13@gmail.com (ultimately generated from critters.cozy@1stmile.net) host gmail-smtp-in.l.google.com [74.125.142.27] SMTP error from remote mail server after RCPT TO:: 550-5.2.1 The user you are trying to contact is receiving mail at a rate that 550-5.2.1 prevents additional messages from being delivered. For more 550-5.2.1 information, go to 550 5.2.1 https://support.google.com/mail/?p=ReceivingRatePerm 98e67ed59e1d1-2c53f27cdccsi2600406a91.41 - gsmtp