About six out of 10 local TV advertisers expect to spend more on digital advertising this year, led by investments in social media and mobile marketing. A Borrell Associates survey of nearly 1,000 local businesses that buy TV advertising found that 47 percent plan to increase spending on social media marketing, and 37 percent are likely to spend more on mobile. Newspapers and Yellow Pages were the largest targets for cuts, with 32 percent saying they expect to trim those print budgets. || Earlier: Local mobile ad spending to spike to $2.8 billion by 2015.