Handshake Email
When one has your email but wishes to share their email address, so they send you an email for the purpose of sharing their own email address or contact details.
first personHi, please email me back at my new location.
second personYou have my email, please send me a handshake email with your contact details and I will reply.
second personYou have my email, please send me a handshake email with your contact details and I will reply.