How do i check emails on system that ive sent

Welcome to the Community, @dbhosemidlands.

You can go to the Audit Log to check transactions that were sent via email. Let me guide you through the steps.

1. In your QuickBooks Online, click the Gear icon and select Audit Log.
2. Click the Filter drop-down, then mark the Transactions box as checked.
3. Select Apply.
4. In the History column, click the View link.
5. Click the arrow to see the detailed information of the transactions and when it was sent.

Here's an article for more details: Use the audit log in QuickBooks Online.

As always, feel free to visit our QuickBooks Community help website if you need tips and related articles in the future.

Please touch base with me here for all of your QuickBooks needs, I'm always happy to help. Have a good one and keep safe.