Torturing Telemarketers

I'll be the first to admit I'm dangerous on the phone. I can be even more dangerous if I answer the phone, and there's a telemarketer on the line.
Here are a couple of examples:

• "Hello, I was just calling to ask how much you're paying on your mortgage. Are you paying more than 15%?"
• "No, I'm not."
• "Oh, well, are you paying close to 15%?"
• "No."
• "Oh, well I have some wonderful information about how we can help you lower your-"
• "I rent."
• " - click. "

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• "Hi, is the homeowner home?"
• "Yes, and thanks for calling. Bye, now! - click."