If you have a Mac, and on occasion want to forward an email including all of the headers (such as, say, when reporting spam), you may have noticed that starting with a few iterations of OS X back, you could no longer easily populate a forwarding or replying email with the full headers of said email.
One of the more frequent questions that we get is how to forward or migrate email from Yahoo mail to Gmail, or to another email account. Seems that lots of people are wanting to change their Yahoo email account to somewhere else these days. So, here is how to move your email from Yahoo to Gmail with as little pain as possible. These instructions can be used to change your email from Yahoo to any other email service as well.