Tier 2 requires level 44 in: Summoning, Construction and Crafting as well as 3 Oak Planks, 2 Steel Bars and 3 Nails of any type. Tier 3 requires level 84 in: Summoning, Construction and Crafting as well as 3 Teak Planks, 2 Mithril Bars and 3 Nails of any type. These requirements are not boostable. 10 free pack pig pouches can be gained per week by speaking to Eli with the machine set to create pack pigs.