There are a number of ways to measure the effectiveness of your PPC campaigns. One way is to track the number of clicks and conversion rate. This will give you an idea of how well your ads are performing. Another way to measure effectiveness is to track the cost per conversion. This will give you an idea of how much you are spending on each conversion. Finally, you can also track the ROI of your PPC campaigns. This will give you an idea of how much money you are making from your campaigns.