references
Grauer, Y. (2014). 10 Ways to Keep up with Industry Trends. Vertical Response Blog. Retrieved November 22, 2016, from, http://www.verticalresponse.com/blog/10-winning-ways-to-keep-up-with-industry-trends/
Hassan, C. (2016). Streaming War: Apple Music vs. Spotify, The Battle Heats Up. Digital Music News. Retrieved November 22, 2016, from, http://www.digitalmusicnews.com/2016/06/06/streaming-war-apple-music-vs-spotify-battle-heats-up/
MacMillan, D. (2015). Spotify Raises $526 Million Amid Battle With Apple. The Wall Street Journal. Retrieved November 23, 2016, from, http://blogs.wsj.com/digits/2015/06/10/spotify-raises-526-million-amid-battle-with-apple/
Shanley, M. & Nordenstam, S. (2016). Spotify subscriptions pump up revenue, but operating loss widens. Reuters. Retrieved November 22, 2016, from, http://www.reuters.com/article/us-sweden-spotify-idUSKCN0YF0TD
Shaw, L. & Barinka, A. (2016). Will a Spotify IPO Live Up to Its $8 Billion Valuation? Bloomberg Businessweek. Retrieved November 27, 2016, from, http://www.bloomberg.com/news/articles/2016-07-20/will-a-spotify-ipo-live-up-to-its-8-billion-valuation
Spotify (2016). Retrieved November 26, 2016, from, www.spotify.com