A visitor browsing K2 Books or K2 Fashions is trying to explore products and decide what to open next. A reader arriving at K2 Writings has a different reason for being there. Keeping those experiences distinct makes the site easier to understand without making either one harder to find.
Give Products Their Space
Each shop can organize its own products into useful categories and, as needed, subpages. For books, that might mean arranging titles by a relevant browsing theme; for fashion, it could mean using product groupings that make sense for the available range. The structure should follow what visitors can actually browse, not categories added just to fill a menu.
Product pages should make the shopping task clear, with the information and purchase options presented in the shop context. Editorial writing can link to a shop when it genuinely helps a reader, but it should not disguise a sales route as an article or informational page.
Keep Editorial Separate
K2 Writings and the business-review and pharmaceutical-quality sections should be labeled for what they are. That separation helps visitors understand whether they are browsing products, reading a piece, or looking for informational content. As new pages are added, preserve that distinction in both navigation and page design.