It is essential for any type of business to have a compass, that is to say to have objectives, to know how much is missing to meet them, what touches to make to improve.
That is google analytics for any web page. Google Analytics is the data collection of all the movements of your page. From how many people see it, to the funnel (funnel that is? Funnel) put it in a tooltip) created to bring the client to the target. Long ago, the era of newspaper or television commercials is over, where you did not know the precise result. We are in the age of knowing exactly what works, what doesn’t, and what the exact results are.