On February 12, the entire US music industry will congregate at the Staples Centre in Los Angeles for the 59th Grammy Awards.

The US music awards ceremony remains the biggest Stateside calling card for an artist, a milestone in any career, and one capable of increasing sales and exposing artists to a new audience.

While the main categories are usually dominated by artists signed to, or at least distributed by, majors, this year a host of indie labels are in ...