- Module operates without generating any variations in the existing PrestaShop file in order that present customization and topic variations do not have an effect on. I usually do not think this is a concern with markup unless there is something instrinsically wrong with JSON+LD formatted rich snippets (in contrast https://bookmarkbirth.com/story19741043/the-single-best-strategy-to-use-for-prestashop-est-il-gratuit