A blog is a personal journal published on the World Wide Web consisting of discrete entries ("posts") typically displayed in reverse chronological order so the most recent post appears first. wikipedia.org

Professional writing involves the use of clear language to convey information in a way that is easily understood by the intended audience. Individuals who can use language well may be employed as full-time professional writers in a variety of communications-related occupations, such as wikipedia.org

Marketing is the process of communicating the value of a product or service to customers, for the purpose of selling that product or service. wikipedia.org

Writing is a medium of communication that represents language through the inscription of signs and symbols. wikipedia.org

Most good quality blogs are interactive, allowing visitors to leave comments and even message each other via GUI widgets on the blogs and it is this interactivity that distinguishes them from other static websites. In that sense, blogging can be seen as a form of social networking. wikipedia.org

A blog (a truncation of the expression web log) is a discussion or informational site published on the World Wide Web and consisting of discrete entries ("posts") typically displayed in reverse chronological order (the most recent post appears first). wikipedia.org

The Pulitzer Prize for Editorial Writing has been awarded since 1917 for distinguished editorial writing, the test of excellence being clearness of style, moral purpose, sound reasoning, and power to influence public opinion in what the writer conceives to be the right direction.

A newsletter is a regularly distributed publication generally about one main topic that is of interest to its subscribers.

SEO content is any content created with the goal of attracting search engine traffic. wikipedia.org

An electronic book (variously, e-book, ebook, digital book) is a book-length publication in digital form, consisting of text, images, or both, and produced on, published through, and readable on computers or other electronic devices.