What is the gclid URL parameter?
I remember getting a question about this a while back about someone’s URL that they were using as a landing page from a Google Adwords campaign that looked similar to this…
“http://www.yourlandingpage.com ?gclid=123xyz”
So what is the “gclid” URL parameter anyways? It is a way that Google Adwords allows its users to “Auto-Tag” [...]

