Marketing managers come in many varieties and they employ an even broader variety of marketing programs. In the end, however, all marketing managers are tasked with the same goal: revenue growth. There are countless great marketing blogs, e-books and indeed textbooks on tools and techniques to drive revenue growth: once. Unfortunately, you don’t create sustainable revenue growth by stringing together a hodge-podge of marketing programs. Sustainable revenue growth requires a marketing management process that consistently discovers, optimizes and scales new sources of revenue. Is your marketing management process fueling sustainable revenue growth, or is it running out of gas?…