You are the messaging engineer for your company. The network contains a single Exchange Server 2007 server that hosts the Mailbox server role, the Hub Transport server role, and the Client Access server role. A mail-enabled universal security group named Sales Department contains all mailbox-enabled user accounts for the sales department. You need to ensure that all messages with a Spam Confidence Level (SCL) of seven or higher sent to members of the Sales Department group are moved to the Junk E-mail folder. Your solution should not affect the junk mail filtering for other users. What should you recommend?