It will reduce ripping, extending the life of a filter. Potentially doubling filter life. As far as when to replace a filter, there are few indicators that may be helpful. To a degree, you can look at the filter, and if it looks nasty even after a good cleaning, it may be time for a new one.
1.3.2. CSC may utilize the services of outside vendors, agents, and advisors. CSC may also engage the services of a third party (who is under a duty to maintain the confidentiality of information) to provide technical or other support in connection with CSC Engage Secure.
The UCC is the Uniform Commercial Code, laws that (with variations from state to state) govern commercial transactions in the U.S. A lien is a security interest. UCC lien is a lien that is perfected (explained below) under the UCC. Last year I blogged about security interests and their perfection.