# Tutorials and Guides
source: https://developer.mastercard.com/commercial-event-notifications/documentation/tutorial-guides/index.md

## Tutorials {#tutorials}

#### Configure Commercial Event Notifications endpoints using Postman {#configure-commercial-event-notifications-endpoints-using-postman}

This tutorial walks through the steps required to configure endpoints using Postman.  

[View tutorial](https://developer.mastercard.com/commercial-event-notifications/documentation/tutorials-and-guides/example-tutorial/index.md)

#### Commercial Event Notifications reference application {#commercial-event-notifications-reference-application}

This tutorial explains how to use the Commercial Event Notifications API in a Java environment.


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[View tutorial](https://developer.mastercard.com/commercial-event-notifications/documentation/developer-tools/reference_application_tutorial/index.md)

#### Create and configure a sandbox project {#create-and-configure-a-sandbox-project}

This tutorial walks through the steps required to access a sandbox environment.


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[View tutorial](https://developer.mastercard.com/commercial-event-notifications/documentation/tutorial/tutorial-1/index.md)

#### Access API using OAuth {#access-api-using-oauth}

Learn about OAuth 1.0a and how to access Mastercard APIs.

[View tutorial](https://developer.mastercard.com/platform/documentation/security-and-authentication/using-oauth-1a-to-access-mastercard-apis/)

#### Move your project to production {#move-your-project-to-production}

Learn how to move your sandbox project to production.

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[View tutorial](https://developer.mastercard.com/commercial-event-notifications/documentation/tutorial/tutorial-3/index.md)

## Guides {#guides}

### Quick Start {#quick-start}

Getting started on Mastercard Developers is easy. You need an account, then you can begin accessing documentation, and creating projects. We have provided a [Quick Start Guide](https://developer.mastercard.com/commercial-event-notifications/documentation/quick-start-guide/index.md) for you to follow. While following the guide, select Commercial Event Notifications when creating your project.

### Generating a Mastercard API Client {#generating-a-mastercard-api-client}

You can use open source tools, such as the [OpenAPI Generator](https://openapi-generator.tech), with the provided [API Reference](https://developer.mastercard.com/commercial-event-notifications/documentation/parameters/index.md), to generate an API client. When used with the provided [client authentication libraries](https://developer.mastercard.com/platform/documentation/security-and-authentication/using-oauth-1a-to-access-mastercard-apis/), and if applicable, [client encryption libraries](https://developer.mastercard.com/platform/documentation/security-and-authentication/securing-sensitive-data-using-payload-encryption/#client-libraries), this is an agile and powerful way to get started with real code to access the service.

### Quick start guide {#quick-start-guide}

Set up your project, generate credentials, and make your first Sandbox request.

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[Learn more →](https://developer.mastercard.com/commercial-event-notifications/documentation/quick-start-guide/index.md)

### Onboarding {#onboarding}

Understand the steps required to request and prepare for Production access.

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[Learn more →](https://developer.mastercard.com/commercial-event-notifications/documentation/onboarding-checklist/index.md)