Bellevue, Wash. - Jump2Go said on Tuesday that it is the sole provider of technology that will let HD Radio owners tag songs they hear for later purchase from Apple's iTunes Store. Bellevue, Wash.-based Jump2Go's Go Commerce service for commercial radio stations lets them embed data into their FM signals, which enables owners of supported radios to immediately buy songs they hear by clicking a "buy" button that links to the station's website.