Demonstrating the power of music as a marketing platform, sponsorship spending in the category continues to soar to new heights.North American-based companies will spend $1.34 billion to sponsor music venues, festivals and tours in 2014, a 4.4 percent increase from 2013, according to IEG, LLC.The increase slightly exceeds the projected 4.3 percent increase in overall sponsorship spending but lags the 4.6 percent increase for the entertainment category and 5.4 percent rise in music spending from ...