A blog (an abridgment of the term web log) is a website, usually maintained by an individual, with regular entries of commentary, descriptions of events, or other material such as graphics or video. Entries are commonly displayed in reverse chronological order. "Blog" can also be used as a verb, meaning to maintain or add content to a blog.

Customer relationship management (CRM) is a multifaceted process, mediated by a set of information technologies, that focuses on creating two-way exchanges with customers so that firms have an intimate knowledge of their needs, wants, and buying patterns.

In this way, CRM is intended to allow companies to better anticipate and match customer needs and desires and through this process, create more value for the customer and for the firm.

Electronic commerce, commonly known as e-commerce or eCommerce, consists of the buying and selling of products or services over electronic systems such as the Internet.

A content management system (CMS) is computer software used to create, edit, manage, and publish content in a consistently organized fashion. CMSs are frequently used for storing, controlling, versioning, and publishing industry-specific documentation such as news articles, operators' manuals, technical manuals, sales guides, and marketing brochures. The content managed may include computer files, image media, audio files, electronic documents, and Web content.