Ever find yourself trying to figure out which marketing activities are actually driving profit and which are a waste of money? Welcome to the club!

If you're interested in calculating the total effect each of your marketing channels has on sales and other performance metrics—and you want to find the right vendor to help—this free download is for you.

You'll learn:

• What sort of marketing mix model you need to gain the outputs you seek—and how to ensure accuracy
• How factors such as the granularity of data inputs or deliverable type can influence the accuracy of results
• Nine things you need to ask and understand about a vendor before you hire them