Tracking what a user selects in a drop-down (or select) list/menu can be very useful. This is particularly the case when the selection immediately does something, such as initiate a download or navigate the user to another page. But even if there is no immediate action, it's still interesting to know what selections users might be doing, if only to uncover yet another piece of the engagement puzzle. Here's the Google Tag Manager way to do it!
There's a much easier, native-to-GTM way to do this now: the Matches CSS Selector. Behind this tragically boring title is a simple solution to many problems with Google Tag Manager's auto-event tracking. The common denominator to these problems is poor website markup. Selectors are used sparingly, and element hierarchy is messy. This disregard for proper node relationships means you have to resort to Data Layer Variable Macros which look like