Why are guests emails sent from @mews.com?

All guest emails from Mews are sent from @mews.com because they are going out from Mews' authorized servers.

Mews has all spam countermeasures applied, and the domain is authorized in Sendgrid with a score above 9.

 

If your guests see that your automated email communications are going to their spam folder, ask them to add the email address to the safe senders list.