Mixed Directives: A reminder that robots.txt files are handled by subdomain and protocol, including www/non-www and http/https [Case Study]

Since robots.txt files impact crawling, it’s important for site owners to understand how it’s treated by search engines. Columnist Glenn Gabe covers two cases involving multiple robots.txt files (by subdomain and protocol).

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Merkle’s early data on expanded text ad CTRs: Results are mixed

The agency looked at expanded text ad performance from both brand and non-brand traffic. The post Merkle’s early data on expanded text ad CTRs: Results are mixed appeared first on Search Engine Land.

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