What is the fine-grained topic of the following text: ClickBank’s role as retailer does not constitute an endorsement, approval or review of these products or any claim, statement or opinion used in promotion of these products.The particular name ‘Jack Wei’ has been chosen and used as a pen name to protect the author from some or all of their previous works. Only return the topic.
Disclaimers about ClickBank's role and use of pseudonym 'Jack Wei' by an author