disneyshopper
An employer identification number (EIN) is a nine-digit number assigned by the IRS. It's used to identify the tax accounts of employers and certain others who have no employees. The IRS uses the number to identify taxpayers who are required to file various business tax returns.
SSN is Social Security Number.
You will need either one to sell on ebay.com, the USA site.
ebay uses Managed Payments in order to send the payment from buyers to sellers' checking account in a brick and mortar bank.
You are located in Saudi Arabia, so you will need to list your items on an ebay site that is not ebay.com. Perhaps https://www.ebay.co.uk The United Kingdom site will work since they speak English.
