Why blog for business? Because with each blog post, you can add a sprinkling of offers that tailor to you target market’s needs.
Is travel your niche? Why not write a blog about the top resorts in the Caribbean and showcase some promotions so that both you and your readership benefit.
Building a fitness business? You could write a blog about the best practices for loosing weight and promote your lasted fitness course along side.
Blogs can be Win-win all the way.