Electronic messaging; streaming of video material, including live video and user-generated video content, on the Internet; transmission of electronic media, multimedia content, videos, movies, pictures, images, text, photos, user-generated content, audio content, and information via the Internet and other communications networks; providing community forums for users to post, search, watch, share, critique, rate, and comment on, videos and other multimedia content via the Internet and other communications networks; providing on-line forums that allow people and organizations to officially respond to postings by others, customize user notifications, and share content