One of the following (Sunday Edition preferred). Looking at these will provide you with a broader perspective of what is happening nationwide in your industry, economically, cultural and social trends, and in the government.
There are several key trade magazines that you need to read daily (via RSS or email service)
Advertising Age -- You can specify which of the 4 or 5 daily newsletters to get. These do usually have the latest ad campaigns or agency changes (new directions in marketing are planned) The latest commercials and which have gone viral. You also get changes in key officers and executives, also indicators of marketing/advertising trend changes. We get the full text from aggregators, not directly from the magazine, so sign up for the newsletters directly with the Ad Age web site.
emarketer.com -- This is a commerical service to which ASU Library does not subscribe. However, they do put out a daily newsletter on ecommerce trends. These articles are free and often provide generational or mobile trends.