How to Manage Multiple Auto Responder Sequences

Sorry if posting in the wrong section, I didn't see an Email Marketing Forum

I want to create an auto responder sequence for each product I promote. Each Product will have a lander with a freebie to get the email. Then start an auto responder series trying to sell the product.

1) I have multiple products to promote how do I let people who have signed up to one sequence view the other sequences I have set up? For example, people who sign up for an SEO freebie / related product might also…

How to Manage Multiple Auto Responder Sequences