"Just give the caller ridiculous answers in response to their first few queries and see if they balk." Except that you know what happens when you give ridiculo

"Just give the caller ridiculous answers in response to their first few queries and see if they balk." Except that you know what happens when you give ridiculous answers to (secondary) security questions when signing into a bank account or credit card online? You get locked out of your account. I don't think that Rogers' telemarketing system would behave the same way, but just be prepared to have to call Rogers back--answering yet more questions--to re-activate access to your account.