# ThreeFold Farmers This section covers all practical information on how to become a cloud service provider (farmer) on the ThreeFold Grid. For complementary information on ThreeFold farming, refer to the [Farming](farming@@farming_toc) section. To buy a certified node from an official ThreeFold vendor, check the [ThreeFold Marketplace](https://marketplace.3node.global/). <h2> Table of Contents </h2> - [Build a 3Node](3node_building.md) - [Farming Requirements](farming_requirements.md) - [Farming Optimization](farming_optimization.md) - [Advanced Networking](advanced_networking_toc.md) - [Farmerbot](farmerbot_intro.md) - [Node Status Bot](node_status_bot.md) - [Farming Troubleshooting](farming_troubleshooting.md) - [Farmers FAQ](faq@@faq) > Note: Bugs in the code (e.g. ZOS or other components) can happen. If this is the case, there might be a loss of tokens during minting which won't be refunded by ThreeFold. If there are minting code errors, ThreeFold will try its best to fix the minting code and remint nodes that were affected by such errors.