Scenario 2: How should Ryan respond?

RyanA few days ago, Ryan was browsing online for discount airfares. He followed a pop-ad to a Web site and entered his email address to receive special sale updates. Today he received an email telling him he would win some cool luggage plus qualify for a for a free 3-night trip to Cancun just by emailing back his customer profile information including credit card number.
Given his situation, what should Ryan do?