I am probably not their target audience, but if I were, they would never know that I opened the message because my client is set to text only. If their message entices me, I will click a link, if not, it gets deleted. I am probably not a good use case though.
On 06 Feb 2013, at 14:10, John Shaver wrote: > I've never worked with these type of emails much before, but if these are > links they're clicking, couldn't you just save a cookie to their browser to > tell if they've been there before? Associate the cookie ID with their link > ID. Then if you get multple cookie IDs matching the same link ID, then > it's probably a forwarded email, or they opened it from multiple > computers, or they deleted/didn't save the cookie. > > > On Wed, Feb 6, 2013 at 1:43 PM, Lonnie Olson <[email protected]> wrote: > >> In a web request you also have access to the User Agent info. You can >> combine this with the IP to get a pretty close approximation to a >> single user. Subsequent clicks from different IP and/or User Agent >> will likely be a different person. Though not foolproof, it's closer >> than IP only. >> >> On Wed, Feb 6, 2013 at 1:10 PM, Ken Snyder <[email protected]> wrote: >>> We have an email newsletter that includes a tracking image, plus each >> link >>> contains a hash so that we know which recipients opened the email and who >>> clicked on what link. >>> >>> The client is asking if it is possible to detect a) if that newsletter >> has >>> been forwarded to someone else, b) if that new recipient opens the email, >>> and c) if that new recipient clicks on the links. >>> >>> My only thought is that we could make a loose inference of second-hand >>> opens and clicks by tracking the IP Address of each open and click. E.g. >> if >>> there are two clicks from two different IP Addresses it *could be* >> another >>> person. >>> >>> Is there any other way to detect second-hand opens and clicks? >>> >>> Thanks, >>> >>> Ken Snyder >>> >>> /* >>> PLUG: http://plug.org, #utah on irc.freenode.net >>> Unsubscribe: http://plug.org/mailman/options/plug >>> Don't fear the penguin. >>> */ >> >> /* >> PLUG: http://plug.org, #utah on irc.freenode.net >> Unsubscribe: http://plug.org/mailman/options/plug >> Don't fear the penguin. >> */ >> > > /* > PLUG: http://plug.org, #utah on irc.freenode.net > Unsubscribe: http://plug.org/mailman/options/plug > Don't fear the penguin. > */ /* PLUG: http://plug.org, #utah on irc.freenode.net Unsubscribe: http://plug.org/mailman/options/plug Don't fear the penguin. */
