Day and time guidelines When implementing the startDate, endDate, and previousStartDate properties, adhere to these day and time guidelines. Tips on how to specify timezones We may possibly request cookies to generally be set on your gadget. We use cookies to let us know when you pay a visit to https://addons.prestashop.com/fr/seo-referencement-naturel/31857-seo-automatique-google-rich-snippets-json-ld-open-graph.html