Hello, @michael-morris.
When creating an invoice, you'd see a prompt that will show your stocks Quantity on hand. Also, you can check it manually in the Product and Services page.
Here's how to check you stocks quantity on hand:
- Go to the Sales menu.
- Choose the Products and Services tab.
- At the top, you’ll quickly see if you have low stock or out of stock items.
- Select Low stock or Out of stock to see those items.
You can read through this item to learn more about how to reorder anything that’s running low or out of stock thru QuickBooks: Reorder stock or supplies from suppliers.
Also, you can check these articles to ensure that your stocks always have an accurate count:
Let me know if you have other questions about tracking the number of your stocks on hand. I'm always here to help.