Downloadable mobile applications for connecting sellers with buyers; Downloadable mobile applications for providing online marketplaces for sellers of goods and/or services; Downloadable mobile applications for business and advertising services, namely, managing, tracking, analyzing, reporting, measuring and optimizing electronic payment transaction data for others; Downloadable mobile applications for marketing, advertising and promotion services, namely, providing information regarding discounts, coupons, rebates, vouchers, links to retail websites of others, and special offers for the goods and services of others; Downloadable mobile applications for creating, managing and accessing groups within virtual communities; Downloadable mobile applications for creating, editing, uploading, downloading, accessing, viewing, posting, displaying, tagging, blogging, streaming, linking, annotating, indicating sentiment about, commenting on, interacting with, embedding, and sharing or otherwise providing electronic media, images, video, audio, audio-visual content, data, and information via the internet and communication networks; Downloadable mobile applications for finding content and content publishers, and for subscribing to content; Downloadable mobile applications for creating and managing social media profiles and user accounts; Downloadable mobile applications for Interactive photo and video equipment, namely, kiosks for capturing, uploading, editing, printing and sharing digital images and video; Downloadable mobile applications for streaming multimedia entertainment content, audio-visual content, video content, and associated text and data; Downloadable mobile applications for enabling transmission of images, audio, audio visual and video content and data; Downloadable mobile applications for modifying photographs, images and audio, video, and audio-visual content; Downloadable mobile applications for taking and editing photographs and recording and editing videos; Downloadable mobile applications for processing images, graphics, audio, video, and text; Downloadable mobile applications for collecting, managing, organizing, synchronizing, and the storage of data and information; Downloadable mobile applications for sending and receiving electronic messages, alerts, notifications and reminders; Downloadable mobile applications for file sharing; Downloadable mobile applications for creating, managing, measuring, and disseminating advertising of others; Downloadable mobile applications for facilitating the exchange and sale of services and products of third parties via computer and communication networks; Downloadable mobile applications for social networking and creating and interacting with online communities; Downloadable mobile applications for gift registry services