A blog is an online diary, from where anyone with a basic knowledge of computers can post anything like random thoughts, photos, homework, and poetry.
Blogs range in scope from individual diaries to political campaigns, media programs and businesses.
They range in scale from the writings of one author to the collaboration of a large community of writers.
Many blogs enable visitors to leave public comments, which can lead to a community of readers centered around the blogs.
Types of blogs:
Personal:
This is the broadest category and includes blogs about personal topics like politics,music,family,travels,health etc.
Business:
These are the professionals ranging from realtors to lawyers and stock brokers
Are using WordPress to share their expertise, and companies have power of blogs to personally engage with their customers.
Schools:
It is a type of blog in which teachers and students to collaborate on classroom projects.
Others type of blogs includes (private,sports,tips and reviews and non profits,politics,military) etc.
Advantages of blogs:
Freedom of speech.
To share knowledge with other people.
Makes friends online.
Can be used as a diary.
Disadvantages of blogs:
Blogs need to keep it constantly updated, otherwise you lose yours readers.
Easy to start, hard to maintain.