Someone on my LiveJournal friends list got an e-mail from someone named "Sherry" who claims to work at the "Internet Department" at Star Wars Insider. She told this person her credit card was declined and her subscription could not be renewed, and then requested that she fax over a valid credit card number.
Here's the whole story:
http://celosia2.livejournal.com/75476.html?view=488148#t488148