Software as a service (SAAS) services, namely, hosting software for use by others for use managing e-commerce businesses, specifically, automating buyer-seller messaging through automatically generated messages over the Internet, software for collecting, evaluating, managing and analyzing marketing, financial, and customer data and displaying said data in a graphical interface, researching products for demand and for manufacturing and branding suitability, research and optimization of products listings, tracking marketing and related external expenses in connection with e-commerce product marketing and maintenance, identifying repeat buyers, verifying sales taxes, implementing e-commerce platform marketing automation and optimization, tracking performance against commonly used buyer search terms, managing inventory levels throughout the supply chain, merging e-commerce platform data with Cost of Goods data to track profitability by brand and product