https://creativevalidator.com/blog/ Tag validation, VAST, HTML5 compliance, and GAM macro guides for ad-operations traffickers — from the team behind the free CreativeValidator tool. en https://creativevalidator.com/blog/gam-macro-reference https://creativevalidator.com/blog/gam-macro-reference Sat, 18 Apr 2026 00:00:00 GMT Which macros go in which vendor's tag, where they go, and why it matters. DCM, Flashtalking, Sizmek, Innovid, Xandr, Taboola, Criteo, Amazon DSP, and more — with verified GAM syntax. https://creativevalidator.com/blog/how-to-validate-dcm-tags-before-trafficking https://creativevalidator.com/blog/how-to-validate-dcm-tags-before-trafficking Sat, 18 Apr 2026 00:00:00 GMT Step-by-step QA workflow for Campaign Manager 360 tags — INS, JavaScript, and IMG redirect formats — before they reach Google Ad Manager. https://creativevalidator.com/blog/html5-ad-iab-compliance-checklist https://creativevalidator.com/blog/html5-ad-iab-compliance-checklist Sat, 18 Apr 2026 00:00:00 GMT Every IAB threshold that matters for HTML5 display ads — initial load weight, total weight, requests, CPU, and the platform-specific limits that override them. https://creativevalidator.com/blog/vast-4-2-tag-testing-guide https://creativevalidator.com/blog/vast-4-2-tag-testing-guide Sat, 18 Apr 2026 00:00:00 GMT What's new in VAST 4.2, how MediaFile declarations changed, verifying wrapper chains, and testing media truth before launch. https://creativevalidator.com/blog/tcf-gdpr-consent-validation https://creativevalidator.com/blog/tcf-gdpr-consent-validation Sat, 18 Apr 2026 00:00:00 GMT How to tell if your tag is handling consent correctly — TCF 2.2 consent string format, CMP behavior, and validating tag behavior under denied consent.