The number of primary keywords for a given industry is finite. Pumping more money into them will result in less efficiency and a higher acquisition cost per lead or sale.
About two years ago a leading e-commerce company hit that saturation point. Due to relentless competition, the firm was faced with the problem of needing to grow its SEM program while maintaining the same ROI from its search budget.
This company decided to work with a new vendor on
Network
