I would like to add products from the likes of amazon and ebay to my inventory, US mainland only. what type of ebay or amazon account should i opt for I obviously would want a discount or wholesale price to make it worth my while, I'm not interested ...

I have opened a Shopify store to deal with a niche US market, I need to add American products to be sold in America, the likes of Amazon and Ebay have wholesale seller prices that i cannot access due to my physical location being South Africa. What a...