Just some ideas off the top of my head:
Pretty Important
Armour (iron, chainmail, steel, silver, leather, repairs)
Weaponry (Swords, spears, lances, repairs, sheaths, arrows, bows, crossbows, maces, etc)
Mage Stuff (Tomes/grimoires, mage robes(help channel mana?), crystal orbs, wands, etc)...