Analytics helps your business determine what is working well, and what needs to be improved. We can always go off of a hunch, but the real power comes when we know the hard data behind our marketing efforts, and can make informed decisions that improve our business over and over.
Do you have a product idea floating around in your head? Perhaps you actually have a list of ideas you keep in Evernote, of ebooks to write, apps to build, or services to offer. Without spending the time and money to build all of those product ideas out, how can you figure out which ones will be worth building? How can you validate your idea?