The Smith Rank gives you access to various commands:

• /pc (opens your Pokémon PC)
• /pokeheal (heals the Pokémon in your Party)
• /he ctable (Crafting Table)
• /he hat (Puts whatever item you're holding on your head)
• /he anvil (Anvil)
• /he smithtable (Smithing Table)

You also gain access to the Smith Kit, which consists of:

• 48x Rare Candy
• 64x Poké Ball
• 64x Great Ball
• 48x Ultra Ball
• 64x Andesite Alloy
• 48x Zinc Ingot
• 32x Brass Ingot
• 32x Polished Rose Quartz
• 1x Ability Capsule
• 8x PP Up
• 1x Super Glue
• 1x Sand Paper

You get the following rewards on Purchase:

• 1x Iron Traveler's Backpack
• 1x Iron Tier Upgrade
• 1x Wrench
• 1x Engineer's Goggles
• 1x Exp. Share