Hello there, @jake-aswani.

You can create a discount on the Product and Services page. Let me guide you how.

1. Go to the Gear icon.
2. Select Products and Services.
3. Click New at the top right.
4. Select Non-inventory or Service for Products/Services type, then complete the information needed.

• In the Name field, enter Discount. If you plan to create multiple discount percentages, you can enter Discount and amount for the name (Example: $2 Discount).
• In the Sales price/rate field, enter the discount amount as a negative.
• From the Income account drop-down, select Discounts are given account.
• Make sure the Is Taxable is not checked.

5. Click Save and close.

Once done, use the discount item for your invoice. Please follow the steps below.

1. From the left panel, click New at the top.
2. Under Customers, select Invoice.
3. Select the customer.
4. Add the product and services.
5. Enter the Discount item (created in step 1).
6. Select Save.

For more details about this process, please refer to this article: Add a discount to an invoice or sales receipt in QuickBooks Online.

Also, I've attached this article to give you more information on how to Download, match, and categorize your bank transactions.

I'll be always happy to help you if you have any other questions and concerns, just add a comment below. Have a great day ahead!