Your eBay listing has finished and you have made a sale, now the next important stage starts - the after sales. Again we are aiming to develop the professional image or ourselves in the customers eyes to encourage them to come back to us again and again because it is easier to sell to a current customer than it is to a new customer.eBay after sales is almost 100% email based, apart from very rare occasions, and you need to set up a process whereby you can accurately monitor the stage of after sa.