I think one of the best things you can do if you're committing to major SEM is put out an RFP. The responses can not only save you money but give you some valua

I think one of the best things you can do if you're committing to major SEM is put out an RFP. The responses can not only save you money but give you some valuable insight into the company's workings and strategy which can be just as valuable as any cost savings.