—The Sun: The newspaper has rolled out a quick response (QR) mobile barcode service that it hopes will enrich print ads by giving readers a way to quickly access mobile web sites and their content. The service will allow readers to send a photo of the QR code found in its paper in a print ad to launch them directly into its mobile sites where readers can download content such as videos, film trailers, and music. Readers must first download the QR reader from software firm i-nigma on to their phones, though some of the latest Nokia (NYSE: NOK) handsets have it pre-installed, NMA reports.

—Blyk: The youth-targeted Blyk says it’s signing up 3,000 new subscribers a day, which puts it on target to reach its goal of 100,000 customers by November 2008. The MVNO gives 16-to-24-year-olds a limited number of free calls and texts in exchange for receiving advertising messages via their mobile phone (via NMA).

Five: TV broadcaster Five is rolling out its first mobile TV service, part of an entry-level TV package that Vodafone (NYSE: VOD) is offering its subscribers for £3 a month. Five’s flagship programs, The Gadget Show, Fifth Gear and Guinea Pigs will be part of the one-hour loop of streamed content that will be updated each week. Vodafone’s service will also include a some terrestrial and Sky content from existing mobile TV broadcasters (via NMA).

—3: Mobile network 3 has rolled out a streaming mobile music service priced at £0.49 ($1) for 24-hour access to eight different genres of music. Three likens its Non Stop Music service to a radio station: customers can switch between the different music genres. Each “station” is on a four-hour loop, and the new music will be updated each week (via release).