Terminology

What is the difference between a Parent SKU and a Seller SKU?    

A Seller SKU is a unique identification code of each item that you have. It allows you to easily identify your own product.

A Parent SKU groups the same items of different size variations together. It usually follows the Seller SKU with the smallest size.

What is a SKU config and a SKU simple?    

A SKU config is one product style, per color. A SKU simple is a size variant of an SKU config.