For a small fee, you can use the large machine in Doc Jr.'s house to refine materials. You can also purchase house upgrades when you have collected the necessary materials and gold.
Farm Items[]
| File:OWMatStone.png | Material Stone | 40 G | 1 Stone |
| File:OWIron.png | Iron | 40 G | 1 Iron Ore |
| File:OWBronze.png | Bronze | 40 G | 1 Bronze Ore |
| File:OWSilver.png | Silver | 40 G | 1 Silver Ore |
| File:OWGold.png | Gold | 40 G | 1 Gold Ore |
| File:OWTitanium.png | Titanium | 150 G | 1 Titanium Ore |
| File:OWPlatinum.png | Platinum | 40 G | 1 Platinum Ore |
| File:OWAdamantite.png | Adamantite | 40 G | 1 Adamantite Ore |
| File:OWOpal.png | Opal | 100 G | 1 Raw Opal Gemstone |
| File:OWSapphire.png | Sapphire | 200 G | 1 Raw Sapphire Gemstone |
| File:OWGlass.png | Glass | 50 G | 1 Raw Glass Gemstone |
| File:OWCrystal.png | Crystal | 200 G | 1 Raw Crystal Gemstone |
| File:OWDiamond.png | Diamond | 200 G | 1 Raw Diamond Gemstone |
| File:OWJade.png | Jade | 80 G | 1 Raw Jade Gemstone |
| File:OWEmerald.png | Emerald | 200 G | 1 Raw Emerald Gemstone |
| File:OWAgate.png | Agate | 80 G | 1 Raw Agate Gemstone |
| File:OWGarnet.png | Garnet | 150 G | 1 Raw Garnet Gemstone |
| File:OWRuby.png | Ruby | 200 G | 1 Raw Ruby Gemstone |
| File:OWWoodenFence.png | Wooden Fence | 100 G | 1 Oak Lumber, 1 Iron |
| File:OWWoodenFencePost.png | Wooden Fence | 100 G | 1 Oak Lumber, 1 Iron |
| File:OWWoodenFenceGate.png | Wooden Fence Entrance | 100 G | 1 Oak Lumber, 1 Iron |
| File:OWWhiteFence.png | White Fence | 700 G | 1 Birch Lumber, 1 Silver |
| File:OWWhiteFencePost.png | White Fence | 700 G | 1 Birch Lumber, 1 Silver |
| File:OWWhiteFenceGate.png | White Fence Entrance | 700 G | 1 Birch Lumber, 1 Silver |
Farming Facilities[]
| File:OWLarge House.png | Large House | 70,00 G | 10 Cedar Lumber, 5 Titanium |
| File:OWRecipe.png | Maplewood Interior | 10,00 G | 1 Sheep Wool, 1 Crystal |
| File:OWRecipe.png | Light Wood Interior | 10,00 G | 1 Sheep Wool, 1 Opal |
| File:OWRecipe.png | Farm Interior (DLC) | 10,00 G | 1 Cashmere, 1 Diamond |
| File:OWRecipe.png | Castle Interior (DLC) | 10,00 G | 1 Sheep Wool, 1 Agate |
| File:OWRecipe.png | Steampunk Interior (DLC) | 10,00 G | 1 Sheep Wool, 1 Crystal |
| File:OWRecipe.png | Spaceship Interior (DLC) | 10,00 G | 1 Valais Blacknose Sheep Wool, 1 Sapphire |
| File:OWRecipe.png | Starlight Interior (DLC) | 10,00 G | 1 Valais Blacknose Sheep Wool, 1 Garnet |
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