Providing temporary use of non-downloadable computer software for creating, managing, tracking, and measuring communications between the subscriber organization and its proprietary contacts, namely, software designed to provide contact management, volunteer management, event management, member management, customer marketing management and for generating lists of permission-based electronic mail addresses and other information, and in creating, scheduling, and distributing customized electronic mail communications, telephone communications, social media communications, newsletters, announcements, and promotions, and analyzing and reporting of communication campaign results, and customer and sales data, and for event management