Reseller hosting is a type of web hosting service where an individual or company purchases hosting resources from a hosting provider and then resells them to their own customers. In other words, the reseller acts as a middleman between the hosting provider and the end-users, offering hosting services under their own brand or company name.

Here's how reseller hosting typically works:

1. Purchase Hosting Resources: The reseller buys a hosting plan or server resources from a hosting provider at a wholesale price. These resources can include server space, bandwidth, CPU, RAM, and other features depending on the hosting package.

2. Create Hosting Plans: Using the allocated resources, the reseller creates customized hosting plans or packages tailored to the needs of their target customers. They may offer different plans with varying features, pricing, and resource allocations.

3. Brand and Market Hosting Services: The reseller markets the hosting services under their own brand or company name. This involves creating a website, promotional materials, and support channels to attract and serve customers.

4. Manage Customer Accounts: Once customers sign up for hosting services, the reseller manages their accounts, including account setup, billing, technical support, and account maintenance. The reseller may use tools provided by the hosting provider to manage customer accounts efficiently.

5. Provide Customer Support: Reseller hosting often involves providing customer support to clients who have questions or issues related to their hosting accounts. This may include assisting with website setup, troubleshooting technical problems, and addressing billing inquiries.

6. Earn Revenue: The reseller generates revenue by charging customers for hosting services at a retail price higher than the wholesale price paid to the hosting provider. The difference between the wholesale and retail prices represents the reseller's profit margin.

Reseller hosting is popular among web designers, developers, IT consultants, entrepreneurs, and small hosting companies who want to offer hosting services to their clients without the expense and complexity of managing their own servers and infrastructure. It allows individuals and businesses to enter the web hosting market with minimal investment and overhead, while still providing value-added services and support to their customers.