Your marketing budget has been a bit tight lately. So when you notice a surge of clicks coming through your Google Ads campaigns, you're excited-until you realize that you can't actually tell which specific ad drove each conversion.

Even worse, you're not sure if those clicks actually turned into valuable leads or sales.

You've run into a classic case of broken marketing attribution. And while there are many potential solutions, one of the most powerful lies in a simple string of characters that Google attaches to every ad click: the GCLID.