I bought a software from mp3-payment.com, and found my credit card was charged extra $39.95. I called them, they told me I registered 7 day free -trial, if I did not call them within 7 days to cancel it, then I would be charged $39.95 monthly membership fee. I never agreed to sign the 7-day free trial, and they refused to refund. Pay attention to mp3-payment.com read full review »