Relevant, well-written blog content keeps the search engines returning to re-index your site. Following the best practices in search engine optimization is the key to achieving good position on search engine results pages (SERP's). But unless you keep that content fresh and up to date, your site gets stale. Your position in the SERP's can suffer.
In addition to the sample provided, many sites have published blogs Allan wrote.
+ BuyerZone.com provided a "Marketing Insights" page that links to several of his articles. + Wordpress holds blog articles he wrote a few years ago + Kudzu.com offers several more samples for your review: + Keyword Phantasmagoria - see http://www.writeraccess.com/blog/don-t-let-keyword-phantasmagoria-demote-your-website/