Social media

http://www.thesun.co.uk/sol/homepage/news/scottishnews/2880903/Amy-Macdonald-blasts-BBC-bias-against-her.html

Twitter since 2012

http://mashable.com/2010/03/12/musicians-social-media/

http://socialmediatoday.com/beaverbetty/298446/how-emerging-music-artists-use-social-media

6 ways for artists to use social media: (http://socialmediatoday.com/george-guildford/265559/6-ways-new-emerging-music-artists-can-make-most-social-media)

SoundCloud & the concept of the “social download”
Blogging via WordPress / Tumblr 
Foursquare / GetGlue
BandCamp 
Twitter
Facebook