We have some campaigns out there on Google AdWords for which we now have some very nice organic rankings.
At the end of each month we like to calculate the number of sales of PPC versus organic for a Canadian life insurance client.
Most of our PPC results have a gclid parameter in them so it's clear as day. It's almost certain that a clean result like this one is organic:
While this is definitely PPC:
What about this one with &rlz= in the URL parameter?
I couldn't tell. The long strange string smelled like PPC to me.
It out to be nothing of the kind. &rlz= is the string that Google uses for identifying users of Google Chrome: