Why Measuring Marketing ROI is Difficult
Measuring Marketing ROI: The 3 Mistakes Service Businesses Make
The Problems with Current Return on Marketing Investment Models
Tracing the History of Client Origin -- Where Do Clients Come From?
Tracking Clients Across Multiple Exposures
Understanding Direct Revenue, Aggregate Revenue and Revenue Generated Through Word-of-Mouth
The Relative Levels of Influence of Different Marketing Vehicles
The Implications Of Tracking The History Of Client Origin