Invite interactivity on your blog in more than just the COMMENTS section. Invite guest authors to write stories that you can share. Mary Pope-Handy, a REALTOR in Los Gatos, CA, publishes Live In Los Gatos for her local market. She was the winning Blog Apprentice in last year's Inman News/ActiveRain Project Blogger competition (photo at right l. to r: Mary Pope-Handy, Frances Flynn Thorsen, and Joeann Fossland hold check for CARE, the grand prize in the contest). Mary also publishes a niche blog, The Haunted Real Estate Blog. I wrote a piece for her yesterday about a an experience that I had when I was showing a house in eastern Pennsylvania.

Teresa Boardman publishes a highly successful  blog, St. Paul Real Estate. She has a regular contributor, Erik Hare, who writes a post for her every Sunday. It is one of the many ingredients in Teresa's formula for a highly successful real estate blog.  

In 2006, Joeann Fossland popularized Blog Guest Posting with her Coachadelic Blog Tour for CARE. She visited numerous blogs over several months with guest posts to raise money for humanitarian programs around the globe. Her Web Women Giving Circle raised about $25,000 for CARE.

RealTown Blogs has a multi-author, time-saving function that lets you grant author privileges to others.