A business without a blog is like having a car without a driver. Potential customers seek informative, websites need changing content, other marketers seek content to enhance their own sites. you can tell the world what you are doing.
Blogs are a powerful way of promoting a business. Initially blogs started out a personal type diaries which people shared with their friends and friends would often comment and reply. Home based business owners then realised that blogs could also be used to promote their business, so started to write articles associated with the products they were selling, a kind of live online magazine, to which people could subscribe and follow. Now most businesses have blogs which they keep updated on a regular bases.
See the full article at Why You Need To Blog