*ring* *ring*
Me: “Hello?”
Man (with noticeably accent): “Hi. How are you today?”
Me (suspiciously): “Fine.”
Man: “I'm calling today to talk to you about your mobile phone. How much are you spending per month?”
Me: “No, it's OK. I'm happy with my phone.”
Man: “So you are spending 20 to 30 pounds per month?”
Me: “No... I... look - I don't want to change phones.”
Man: “We'd like to offer...”
<voice fades out as I put the phone down>