Blogs can be described in many definitions and they are all correct.
Blogs are instant publishing. You write, you cut-and-paste images, you cut-and-paste links, you customize everything through a WYSIWIG (what you see is what you get) interface, and with one click you publish.
A frequent, chronological publication of personal thoughts and Web links.
A blog is often a mixture of what is happening in a person's life and what is happening on the Web, a kind of hybrid diary/guide site, although there are as many unique types of blogs as there are people.
Blogs are alternatively called web logs or web logs. However, "blog" seems less likely to cause confusion, as "web log" can also mean a server's log files.
A cross between an online journal and a bulletin board,
Business Blogs: Can be used as a corporate tool for communicating with customers or employees to share knowledge and expertise.
What does Blogging Provide to Small Business?
Blogging is a low-cost alternative to having a web presence. For small business owners without the time to learn web html or the money to hire a designer/developer, bogging offers an inexpensive method to get your company's name out on the Internet.
Updating the web log is a much quicker process than contacting a web designer with changes or doing the coding and uploading yourself.
Business blogs provide your small business with a chance to share your expertise and knowledge with a larger audience. A powerful benefit for consultants and knowledgable workers.
People maintained blogs long before the term was coined, but the trend gained momentum with the introduction of automated published systems, most notably Blogger at http://www.blogger.com. Thousands of people use services such as Blogger to simplify and accelerate the publishing process.
Sean Felker is the publisher of the very successful and popular Work at Home and Making Money on the Internet blog: http://making-money-online.blogspot.com/