> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sezzle.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Before You Begin

1. You should have a Sezzle merchant account
   * Please visit our [signup page](https://dashboard.sezzle.com/merchant/signup) if you don't have an account
2. Make sure you know the following Sezzle details for your account
   * [Merchant ID](https://dashboard.sezzle.com/merchant/settings/business)
   * [Public API Key](https://dashboard.sezzle.com/merchant/settings/apikeys)
   * [Private API Key](https://dashboard.sezzle.com/merchant/settings/apikeys)
3. Familiarize yourself with the [transaction flow](https://docs.sezzle.com/docs/guides/direct/introduction) when buying with Sezzle