So if I sign up to get this.. how many of the services require credit information? I'm a bit worried that I'll sign up for a bunch of services to receive the o

So if I sign up to get this.. how many of the services require credit information? I'm a bit worried that I'll sign up for a bunch of services to receive the offer, and then 12 months from now when all of them expire I'll suddenly have autorenewals all over my credit card statement.