Why tracking is important for any online campaign? Why analysis is more important than tracking? Because the tracking can measure your investment and return, the analysis can help you to improve your ROI. Anyway, people would take more concern on these because they are core value of online campaign which different with traditional promotions.
In many web project we introduce the tracking and optimization idea to client, because it can be help us totally understand where the money spent and what performance of the return. It's significant step in eMarketing to drive the awareness for your brand and bring more sale leads with good CPA.
Whatever free tracking system or paid tools are not perfect since all of them are made by someone, they can't response all demand from us. We recommend to use some free 3rd part tracking tool for common project, and customize the tracking tools using programming and database.
After a lot of traffic data being recorded, the next step is to analyze, manage and optimize the huge data house. In this case, we know what are the important facts in those data and how to extract them, agile tools and experience can help to analyze and optimize campaign in the fastest way.
We do believe we can get more than 100% improvement in online campaign, which comparing to none tracking and analysis method.