Platform as a service (PaaS) and Software as a Service (SaaS) featuring non-downloadable software for marketing communications and guest segmentation in connection with virtual and physical retailer and restaurant services; providing non-downloadable computer software for use in analyzing marketing communications and guest information in connection with retailer and restaurant marketing, sales, promotion, and other marketing activities; providing non-downloadable software that aids in virtual and physical retailer and restaurant guest segmentation and marketing optimization; providing non-downloadable computer software for customer relationship management (CRM), automated email and SMS campaigns