Generate a context and a hypothesis.
Context: How to get free itunes codes<br>Enter to win an itunes gift card. Many websites and other companies offer chances to win a free itunes gift card if you either sign up for a newsletter, take a survey, write a review, become a " follower, " and so on. [substeps] Beware that some of these offers may be scams, and that the likelihood of winning may be very slim.

Hypothesis: There is more than one website that gives away itunes gift cards without a fee.