GPT-common-implementation-mistakes Ad Manager docs
Avoiding Common Implementation Mistakes Avoid unofficial copies of GPT JavaScript libraries, always access them from an official Google domain. Utilize googletag.cmd.push to queue functions and ensure they execute when GPT is ready, rather than relying on script tag listeners or checking the googletag object directly. Strictly adhere to the documented GPT API and refrain from relying on obfuscated code or overwriting any GPT functions or variables to prevent breakages. Maintain the correct order of GPT calls, like defining page-level settings and slots before enabling services and displaying a
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