Providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, accessing advertising and marketing services; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, accessing an on-line advertising exchange for buying and selling advertising space; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, accessing an exchange of advertising inventory and placing advertisements; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, accessing advertising and marketing information; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, analyzing and compiling data for measuring the performance of advertising campaigns; providing temporary use of non-downloadable platform and software for, and software as a service (SAAS) services featuring software for, use in analyzing, strategizing, tracking, measuring and forecasting pricing and other data in the field of advertising; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, accessing a financial exchange; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, conducting a securities and derivatives exchange; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, accessing financial information and trading of financial instruments; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, analyzing and compiling data for measuring the performance of financial markets; providing temporary use of on-line non-downloadable software for, and software as a service (SAAS) services featuring software for, matching buyers and sellers of goods and services; data automation and collection service using proprietary software to evaluate, analyze and collect service data; research, design and development of computer software; maintenance and updating of computer software; customization of computer software; computer software advisory and consulting services