Ad libraries tell you what the ad says. The landing page tells you what the company is actually trying to make you do. That difference matters. I have seen teams obsess over competitor headlines while ignoring the part that changed first: the page behind the ad. That is where you notice things like: a new self-serve CTA a new pricing angle a comparison page replacing a generic feature page a trial push replacing a demo flow a new proof block added to support a fresh campaign If you are tracking competitors seriously, ad monitoring without landing-page tracking is incomplete. So this is the workflow I would build: use public ad data to discover the active landing pages, save structured snapshots of those pages, and diff the important parts over time. Why Ad Pages Are Better Than General Site Crawling You can crawl a competitor site broadly. Sometimes that is useful. But if your real goal is paid-intel and offer monitoring, ad-linked landing pages are much higher signal.…