For many marketers the online world is a great frontier for promoting products and service in ways they simply could not have imagined even five or ten years ago. The Internet provides a way to target ads very specifically and to have tremendous reception rates for your marketing material. A very significant danger comes with online marketing though in that this capability has been opened up to all of your competitors. Experimenting and measuring your campaigns is more important than ever before because an ill directed campaign can cost you a lot of money to very little effect. This is why you need a very cost effective pay per click management process so you can measure the reception rates of each of your campaigns and the follow through of visitors to active customers. Doing this requires a lot of analytics and a lot of skill in structuring your campaign experiments in such a way that you can track back the success rates. An SEM firm specializes in just such measurements and structures and so you should get them involved to help you get setup with the best practices. Doing this will ensure you continually improve your campaigns and will help you master the new tools of the marketing trade.