Maintaining a small business blog is no easy feat. How do you highlight your sales objectives and win new customers — and maybe even some new talent — without coming off as heavy handed, while still establishing a professional, public and interesting presence on the Web?

Luckily, Prasanna Bidkar, a partner and blogger at Right Mix Technologies, a firm that works with companies to help them develop a strong online persona, has some good advice. In a recent posting, he lists five costly mistakes small businesses should avoid when creating their blog. Here they are:

1. The only contributor is the business owner.

Why it’s a mistake: Multiple writers create a picture of a healthy, vibrant and collaborative work environment. And bringing different voices to your blog can bring in different types of readers.

Read more from Financial Post