An e-shop is a sales system, not just a catalogue
A good e-commerce website helps customers choose, removes doubts and leads them to an order. Categories, filters, product copy, photos, payment, shipping, reviews and measurement all influence whether traffic turns into sales.
Categories should match the way people search
Category structure should not be based only on internal warehouse logic. It should reflect how customers compare products and how they search in Google. This improves SEO, PPC landing pages and day-to-day orientation.
Product pages must answer buying concerns
A product page needs more than a title, price and button. It should explain suitability, benefits, delivery, warranty, parameters and reasons to buy from you. Better content and visuals can increase conversion rate significantly.