Symptoms that a PC has been infected by the Crypt°Locker Virus

Research a security threat. Learn about the CryptoLocker Virus. Write a brief document targeted to end users that answers these questions:
• What are the symptoms that a PC has been infected by the Crypt°Locker Virus?
• What advice would you give users about whether to pay the ransom demanded?
• How can a support specialist remove the CryptoLocker Virus from a user's PC?
• What is the preferred method to avoid getting infected by the virus?