This customer uses a software called "Atrex" for the store inventory management and CRM. Atrex offers an "add-on" to export automatically to Zen Cart.
WF manages 5 different prices depending on the customer type, which had to be specially coded to show that specific price to the customer when log in. For example, a technician will have a different price that the wholesaler, as a retail price is different than the government price.