That's interesting. The other thing that I find suspicious is that this "Failed Payment" email seems to be going out to a lot of people who just had their payment confirmed recently. So either there's a glitch in the system, or a third party is acc...
I think this is a phishing scam. This was the subject of the email I received today: Missed a payment? Your Public Mobile account is in suspend. Unlike some phishing emails, this one looks pretty legit. Except for the grammar above "account is in ...