Given the diversity of activities and products within the context of the construction sector and the building materials trade, do we always have to do the same when we are expanding a dedicated website content, in compliance with the specific recommendations of a communication agency in order to ensure search engine optimization (SEO) of the site? That actually brings us to another question, which is the central issue of this essay: when trying to achieve the double objective of improving SEO and enhancing the user experience (a site that can easily be found and satisfied surfers with the content), in this case in the building materials sector, do we always have to meet the same criteria? In other words, to sum up: do we always have to bring SEO into line with user experiences?