More questions about thredUP

I was going to send in a bag of clothes. Most are new or like new but not necessarily designer labels. Am I wasting my time? How do I contact a seller to ask about color of a dress Has anyone from Thred up respond to e-mails. How long does it take to get debit card for payout? How do I go about returning an item? The boots I ordered were advertised as size 8 but when the boots arrived they were a7. No way do they fit . I placed an order on 8/12 and on 8/13 it looks like the order was cancelled as the money that was charged to my account was put back account. Why? Why hasn't google banned this dishonest website yes where is the refund for 80.00 I send back june 17th and all i get is pennding How long is shipment What is the approximate delivery time How can I see the list of shops that offer their credit cards?