You can enroll in Call Filter to get just the basics (spam detection, blocking and reporting) for free. To begin using the service, you can enroll from the Call Filter app, in the My Verizon app, or online in My Verizon."
When I go to the website, it has extensive instructions on how to use the paid version, but under the free version, it has about every other line with instructions on how to upgrade for the paid version. How about some instructions on how to use the features you claim it provides above? I want to block!!