Hello there, @andrewgmillar.
You can use the multiple projects in one (1) the same customer in QuickBooks.
Here's how:
- From the left menu, click Projects.
- Select the customer's name.
- Click the Add to project.
- Give your project a memorable name.
- Choose the customer you’re working for from the drop-down menu.
- Click Save.
To learn more about the fundamentals of using this feature, you can go through these helpful articles:
If you have any other questions, leave a comment below. I'll be sure to get back to you.