Let me help get you pointed in the right direction for assistance in integrating SMB with QuickBooks Online, leasecake.
We have a separate forum where you can interact with fellow developers, product experts, and engineers about software, API, or developer license-related questions.
I encourage posting this question to our Intuit Developer Community. They have the tools and resources available to assist with the integration. Here's how"
- In your browser, enter this link: https://developer.intuit.com/app/developer/homepage.
- From there, tap the Sign In or Sign Up button to create an account.
- Follow the instructions to enter your information.
To learn more about recent developments, news, and product enhancements, visit the QuickBooks Blog. You’ll also get tips on how to grow the business.
Let me know if you have any questions. Wishing you the best of luck with the software that you're developing.