Update ReadMe.md

ReadMe.md

@@ -4,6 +4,9 @@ This is a Python application that demonstrates programmatic merchant onboarding
 ## Get Sandbox Credentials
 To get started, create a free [North Developer Portal account](https://developer.paymentshub.com/auth/signup). This will allow you to get the sandbox credentials that are required to test the app. Log in to your account to view the official [Merchant Boarding API Integration Guide](https://developer.paymentshub.com/products/fintech-tools/merchant-boarding-api/integration), then [contact](https://developer.paymentshub.com/contact) North's Sales Engineering team to get sandbox credentials added to your Developer Portal account.
 
+## Follow Along with the Tutorial
+When you're ready to start building your app, you can follow along with [this tutorial](https://developer.north.com/blog/tutorial-python-merchant-boarding-api) for step-by-step instructions.
+
 ## Completed App
 Your completed app will look similar to the following: