Avoid common GPT mistakes
There are a number of ways to integrate GPT into your site, and some key decisions to make (for example, whether or not to use responsive design to manage the sizes of your ad slots).
To help you avoid some of the common implementation mistakes and make the most of GPT, view the common GPT implementation mistakes and fixes documentation in the Google Publisher Tag section of the developer center.
The information found in the developer center contains details of how the mistakes can be addressed. When developing for GPT, it is recommended that you familiarize yourself with these common mistakes and their remedies.