Are my store policies legal in the USA and do I need more?

Topic summary

A Shopify store owner is seeking guidance on verifying whether their current store policies comply with US legal requirements. They also want to know if additional policies need to be added to their store to ensure full legal compliance.

Summarized with AI on November 11. AI used: claude-sonnet-4-5-20250929.

How to check if the policies I added to my store is legal in USA? and if I should add another policies or not?