You can either create your own tracking solution, load one via 3rd party, or load a 3rd party via your own domain making it seem 1st party. In general tho, mos

You can either create your own tracking solution, load one via 3rd party, or load a 3rd party via your own domain making it seem 1st party. In general tho, most systems use a lot of JavaScript, and you'll need to figure out how to best capture the data and record it. Depending on the volume of traffic, you could easily create pretty sizable amounts of data. I help do this kind of work, at work, and you need to realize you'll never get 1 to 1 data for all visitors, but you should try to get as large a sample as possible and use statistical reasoning when discussing issues.