Hi sales60,
There are ways on how to attach receipts on your transactions.
When accessing QuickBooks Online using a web browser, here's how to attach a receipt:
- Go to Banking.
- In the For Review page, click on the transaction.
- Click on the Add Attachment link.
- Browse the receipt and click on Open.
- Click on Add.
To attach receipts on an invoice, sales receipt, bill, etc.:
- Click on the Plus icon.
- Select a transaction.
- Enter the information.
- Click Attachments.
- Browse the file and click on Open.
- Click on Save and close.
You can also do it using the QuickBooks Online Mobile App.
Here's how:
- Create a transaction (invoice, bill, expense, etc.).
- Enter the details and click on Save.
- Scroll down and click on Add notes or attachments.
- Browse the receipt and save.

You can also attach multiple receipts and assign them to a customer or vendor:
- Click on the Hamburger icon on the left upper portion.
- Scroll down and select Notes & Attachments.
- Click on Add note.
- Choose a customer/vendor to assign the attachments.
- Click on the clip icon to browse.
- Click on Save.

I got you on this if you've got more questions about QuickBooks Online.