Decorations are more than just aesthetic details in World of Warcraft’s housing system — they contribute to your home’s progression. As you craft or acquire furniture and cosmetic items, you earn House XP that levels up your property, unlocking new styles and expansions. According to the Polygon preview, you collect decor items across Azeroth, earning XP to expand your floorplan, add extra stories, and improve your home’s exterior【539947456844349†L101-L172】. This encourages players to explore and engage with different content like dungeons, professions, and events to find unique decorations. Keep an eye on vendors, quest rewards, and special achievements for exclusive items. The more XP you gain, the more you can tailor your space to suit your tastes.