Re: "Wrong" email addresses
... we usually notify by email but we think something went wrong with our system as your email address is coming up as email@example.com"...
Couple of years ago I ordered some stuff from a webshop, using my standard pattern of "firstname.lastname@example.org". This resulted in them calling me to acknowledge the order, as their confirmation mail kept not getting sent (apparently they did pay attention to such things, good on them) and with it them expressing surprise at me having an account on their mailserver.
Their software apparently had some hitherto unknown knicker-twisting properties