Due to the nature of the product, all sales are final. Once you pay for a subscription you will have full access to all of Netspheres content and resources. This policy is in place to protect Netsphere's intellectual property.
You can cancel your subscription at any time. Once you cancel your subscription, you will have access to all of Netsphere's content until your paid period ends, so if you join and decide it's not a good fit you still have time to watch the content, use the provided resources, and experience the community.