This is an interesting article How Google can make – or break – your company. The plight of a small business that overnight lost it’s high free search results and in the coming months say a 20% drop in sales.
The official response “Just as the web changes constantly, Google continues to modify and refine our algorithms to improve the quality of our objective search results.”
The comment made by the small business “It’s like owning a shop on a busy street corner where all the pedestrians suddenly and mysteriously vanish.” That’s gotto hurt.
The article also delves into a lot more, an interesting read.