hi im a newbie here, and its my first time to sold a product in amazon! thanks GOD! iwas happy…though doing this partime only, i had a questions i need to replenish an inventory in my seller account, but i cnt outsource now the products in walmart.. i tried to find it in different online flatforms, but some are high price! and i found some in ebay , i checked the profile seller and they have a good review and the product was new! question 1. can i buy from ebay…and

question 2. do i need to change the original shipping source in my prep center, or do i need to repeat again the process to list again in amazon so i can put the shipping source ..ebay, thanks for answering! have a great day every one!!