A certification computer system electronically receives contractor data from contractor devices. The certification computer system electronically stores at least a portion of the contractor data as certification data in a storage device(s). The certification computer system automatically certifies third-party contractors as certified contractors based, at least in part, on the certification data. The certification computer system electronically receives an electronic service request communicated from an e-commerce computer system. The electronic service request is based, at least in part, on a purchase(s) of a product(s) with a contractor service(s) made in electronic communication with a purchaser computer system. The certification computer system automatically creates an electronic service work order based, at least in part, on the electronic service request. The certification computer system automatically selects a certified contractor from the certified contractors. The certification computer system electronically communicates the electronic service work order to the certified contractor.