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By default, PrestaShop's deep URLs (that is, specific pages rather than online the on the domain name) are rather uninformative to both the customer and search engines: an URL such ashttp://www.myprestashop.com/product.php?id_product=27 does not help visitors know what product is on that page. Friendly URLs are the way to achieve that, and get for instance http://www.myprestashop.com/2-music-players/27-ipod-nano-green.
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