We’ve all heard it before. You’re in a strategy planning meeting with your client (or your in-house stakeholders) talking through your digital strategy and further growth opportunities for the next year or quarter, and someone suggests, “Let’s launch a GDN campaign for XYZ initiative,” and another person quickly responds with “Oh the GDN doesn’t convert,” or “The CPLs are too high,” or “We’ve tried that before, it didn’t work.” You know we’ve all heard this. Hell, I’m sure quite a few of us h...