Promotions provide the ability to attract the customers to purchase the items from the site and make them visit once again once the promotions are available. WCS supports 3. types of promotions which play the vital role for any site which is developed in WCS, the following are the types of promotions that WCS supports Catalog-Entry level Order level Shipping level Catalog-Entry Level Promotions: Under this type the WCS supports some kind of promotions that are related to the catalog,category. For example : Buy Catalog entry A,Get Catalog Entry B free Buy Catalog Entry A, Get some percentage off on the purchase of Catalog entry B. Percentage off on the total amount on purchase of catalog entries fro a category. Amount off on the subtotal of catalog entries of a category. Buy X & Y , get a percentage off on both, etc. Order level Promotions: Under this type of promotions w