More questions about Storenvy

Can I talk to a person about storenvy? I see a good price on an iphone xs max I want to get for a friend, she is concerned there maybe a scam involved at this price, what kind of guarant6ie Has anyone had any experience with Iasumi store? I want to order a backpack, sent them a message asking a question but didnt get a response. it is a safe website to buy a graphic card from? Are most sellers located in Korea or China? Is this is not a local U.S. seller site? Hi I have a recent order and buyer told me he has already left rating for me but it isnt appearing/showing up in my listing. Why? Is there fees for selling on this storenvy site? whats the return policy? wondering if store envy would be any good to buy a prom dress from specifically asking people who have had experience from seventeenprom.com Is The Sweet Shop a legitimate store? They are currently "Under construction". I am awaiting item "shipped" 22 days ago.