Oh for sure. I bet `<first name>@<small company>` or `<first.last>@<company>` goes a very long way. There are seem to be some techniques for verifying existen

Oh for sure. I bet `<first name>@<small company>` or `<first.last>@<company>` goes a very long way. There are seem to be some techniques for verifying existence of an email address without actually emailing it. https://stackoverflow.com/questions/565504/how-to-check-if-an-email-address-exists-without-sending-an-email https://stackoverflow.com/questions/565504/how-to-check-if-a... I tried the below services with a custom G Suite domain and, to my surprise, they successfully worked, even for addresses that I know have never been posted publicly (!). https://email-checker.net/validate https://email-checker.net/validate https://clean.email/verifier/how-to-check-if-an-email-is-valid https://clean.email/verifier/how-to-check-if-an-email-is-val...