Not really important to the rest of your comment, BUT — Sister-in-law means they have to be a “sister in the law”, a girlfriend has no legal basis in fact. All

Not really important to the rest of your comment, BUT — Sister-in-law means they have to be a “sister in the law”, a girlfriend has no legal basis in fact. All that said, there are other analytics systems out there mixpanel, amplitude, roll your own, etc. they might not be quite as full-featured but 95% if the value comes from a few features everyone has