How to remove tags from HTML that Ghostery finds?

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Let's pretend this page is your website. (Obviously, you aren't going to do this on someone else's; you'd just configure Ghostery to block things.)

The alert bubble informs us of three trackers: Facebook Social Plugins, New Relic, and Twitter Button.



Let's suppose we wanted to find New Relic.

Click the ghost icon.

If you don't have the advanced option "Reveal tracker source URL lists by default" enabled, you'll have to click the arrowhead next to the tracker name to find out what the detection pattern matched.



Tip: moving the cursor to the left of a tracker source URL will display a button for copying it to the clipboard.

Now we know what to search for, and can find it in this block of code:



This tracker is unusual in that it's split into two pieces; the other half can be located by searching for NREUMQ:



Remember, trackers can be buried inside certain page elements, such as iframes or scripts, so it may take a bit of sleuthing to determine where they're actually being referenced.