Firstly why not blog, i myself would prefer to read a blog vs web content, in particular if it’s current! Most often i read and follow a blogger if it’s dated within a month of me reading it and it’s full of character. If you have a business, it is more likely that you have already established your own website. So would adding a blog be necessary also? Hell Yeh! Blogging has created a revolution to a great magnatude. The features like personal writing, instant publishing system, easy updates and simple maintenance made blogs popular. And lets face-it there are some really great blog sites out there with some creative weird shit to read about! Think of anything and blog about it, somebody will read it, and the best part is the comments you get.
Businesses find blogs as a potential tool to represent their organization in a more personal and positive mode. Many others treat a blog as an efficient tool to communicate with their customers and employees.
The following are some of the reasons for why blogging is necessary for business: 
Internal blogging
Blogs created to share information within the employees of the organization are called internal blogs. Internal blogs help management to be in good contact with the employees. Thus, internal blogs help to create a healthy relationship between management and employees.
Influence the visitors
Blogs are visited by millions of readers every day. Thus, blogging has a great potential to help the organizations in educating their customers, employees, or investors and drive them towards some positive environment.
Customer relationships
Blogs are an excellent medium for the businesses to communicate with their customers. Blogging can help businesses to reach their customers efficiently and get feedbacks, tips and reviews from them. This creates a genuine environment for a healthy relationship between the organization and customers. The message it appears direct and personal, rather than a company or advertising brochure. Nobody wants to be sold anything! Blogs can also help businesses to engage with candidates who are passionate to work for them.
*****Higher Search Engine Results- That’s RIGHT! Pay attention
By utilizing blogs, companies can be found much faster in search engine results on Google, Yahoo or MSN. Why is a blog loved by the search engines? Because it is constantly being updated as opposed to a normal static website. By writing quality content, you will have more visitors who will read about what you have to say. GOOGLE loves YOU when you share!
Many businesses have used blogs successfully in maintaining good communication with the customers and other stake holders. Blogs helped them to build a healthy relationship between management and employees. Corporate blogging is rapidly gaining popularity and the days are not so far for it to become essential as a website for a professional company.