How to Block Telemarketers
...the goes between your phone and the wall jack. It sells for around $40 on Amazon and has no monthly charges. The way it works is that you manually enter a list of approved callers. Unknown numbers get forwarded to a recorded message (oddly, a man with a British accent–an out of work Shakespearean actor, perhaps?). You can also scroll through a list of previous incoming calls and either put them on the approved list or block them. It did a great j...