Google last week modified its Gmail policy. Users may not "sell, trade, resell, or otherwise exploit for any unauthorized commercial purpose or transfer any Gmail account."
Bartering is still permitted as long as money doesnt change hands. This news might be a relief for a gmailswap.com poster claiming to be a 23-year-old, "hot enough" woman who promised to act out any episode of Star Trek: The Next Generation in exchange for an account.
Read the full story at CRN