There were two directions to go in a system that would block only unwanted robocalls. Depending on how its rolled out either system independently or both at once may be used. Unfortunately everything requires even a small amount of work. Both of these systems focus on minimal to none work for the user either landline, cellphone, or VOIP(Voice Over Internet Protocol), and moderate work at the communication and government level. Focusing on a non abrasive roll out using systems that are already in use.