9 Computer hardware and software for combining text, video signals, and/or audio signals from mobile communications devices, cable feeds, satellite feeds, or terrestrial feeds for the display of localized video and/or audio advertisements onto video and/or audio output devices, namely, televisions, flat panels, digital signs, radios, intercoms, paging systems, public announcement systems, telephone systems, speakers, mobile communications devices, or other video and/or audio output devices for the marketing of goods and services to consumers; computer hardware and software for incorporating advertisements onto splash screens, pop-up windows, and browser windows of computers accessing WiFi systems; computer software for planning, scheduling, downloading, and managing localized video and/or audio advertisements onto video and/or audio output devices, namely, televisions, flat panels, digital signs, radios, intercoms, paging systems, public announcement systems, telephone systems, speakers, mobile communications devices, or other video and/or audio output devices; software and mobile application software for tracking, managing, and optimizing advertising and promotional campaigns, and calculating return on investment in connection with the same, for tracking website traffic, e-commerce activity, customer loyalty, and sales conversion rates