Originally Posted by wiivile

But using mailers not addressed to me is going too far, even if it's a real mailer to a real person, because they're technically non-transferrable (whether given to you by a relative or obtained by dumpster diving).

Making AA accounts to generate mailers to fake people is definitely going too far and is borderline fraudulent. Using other people's legitimate mailers is not fraudulent but simply a violation of the non-transferable terms.