We have many clients that depend on Google Shopping (formerly known as Froogle). We have been helping clients since the early days of Froogle connect their X-cart sites to Google Shopping. We learned today from several articles that Google plans to have a pay-to-play model in by Fall 2012. While we can see that this could potentially help keep their results cleaner and more relevant, however we are concerned for the small businesses that may not have a budget for this.
Read more at the Google Shopping becomes pay-to-play article on searchengineland.com