The word blog is also known as weblog, an English word combination consisting of web and log from logbook. A blog can be compared to an online diary within a website in which the author, also called blogger, writes and publishes articles, so-called blog posts. A blog of a company is a corporate blog and can be part of online marketing.

Diverse topics and interactive

The blog posts are published on the website in chronological order, with the most recent entry at the beginning. Classic blog content includes information, personal thoughts, experiences and opinions on specific topics. Blogs are significant for the Web 2.0 due to the given interactivity by comments.