Can I send an email to contact us? The price of the invoice has been increased

Welcome to the Community forum, @peterg2.

For me to provide the best resolution for you, can you provide additional information about the invoice you're referring to? Is it about your subscription?

If you're referring to contacting our Customer Care Team, the way to connect with them is via Chat and Get a callback. 

Here's how to reach team:

1. Click the Help icon on the top right.
2. Click Contact Us button at the bottom.
3. Enter a short description about your concern.
4. Click on Let's talk.
5. Choose the method on how you'd be connected to support.

In the meantime, I want you to get the most out of QuickBooks for your business. You can check some articles that are designed to help you get acclimated with the software. They can be accessed at the following link: QuickBooks Tutorials.

If there's anything else I can do for you, let me know by commenting below. I'd be happy to further assist you. Have a great day.