December 2017 update (blocking levels down some). June 2016 update (blocking levels a little higher). There’s now a significant number of users that use ad-blockers, estimated at about 15% in the US (according to PageFair), and that number grew quickly in 2015. Extensions like AdBlock Plus, NoScript, and Ghostery are incredibly popular (#1, #4, and #6 amongst the […]
UPDATE Nov 2019: After 3+ years of running this service I’ve decided to stop running it, as this kind of spam is pretty rare now and not worth the maintenance from my side or the user’s side. Thanks to everyone who gave me feedback and helped ID spammers! If you have a Google Analytics account […]
Update July 2018: I have developed a method for supporting DNT in Google Analytics. You may have seen the “Do Not Track” option in your browser — perhaps you even have it set to “On” yourself, but do you know how many of your users have it set? “Do Not Track” is a simple HTTP request header […]
Recently while looking at some AdWords conversion data a friend and I were discussing how to present acquisition costs to a client. We knew that PPC was contributing more than just what was showing in the basic Google Analytics reports, but weren’t sure what the best way to present the value assisted conversions to the […]
If you’re dealing with a high traffic site or doing reports in Google Analytics over long periods of time you may have run into report sampling. Y’know, the yellow box: To me there’s 3 obvious questions when you see it: 1. Why is it happening? 2. What can I do about it? 3. Is it […]
One common Google Analytics issue we see a lot are issues with cross-domain tracking, especially for cases of subdomains. Say you have www.yrdomain.com and blog.yrdomain.com but you want to keep track of sessions under the same Analytics property for both. The Google Analytics docs are pretty good in this case, but they lay out a […]
