Yahoo's recent patent filings suggest it is entering the e-Book market, a move that will pit it against Amazon, Apple, and other content providers. But given the nature of the patent filings, Yahoo seeks to leap over the competition with a potentially more innovative approach. Yahoo's concepts conform to the Attribute Dependency technique, one of five in the SIT Method. Research shows that new products that conform to one of the five SIT techniques tend to be more successful in the marketplace.