To be clear (since it wasn't to me; best tag-team approach to trick me into clicking some lawyer's website ever!): ... The user is expected to click the email

To be clear (since it wasn't to me; best tag-team approach to trick me into clicking some lawyer's website ever!): ... The user is expected to click the email icon, then fill in the to: address, with the body pre-filled with the current url. Most email urls passing query string parameters fill in the address (which winds up in the to:) and subject instead.