Expandable Curtain Rods How Do I Enable 'read More' On Curtain Postings Only?

How do I enable 'read more' on curtain postings only? - expandable curtain rods

By applying this technique http://www.eblogtemplates.com/how-to-add-the-blogger-read-more-expandable-posts-link/ on my blog, it seems that all my posts "About" have a word, but some of my ads are not that.So How do I activate the "suite" in the shadow ads only?