In order to price match a product, you need to first enter the price match window. To do this you will need to press the price of the product in your cart:
Once the window is open, you are able to input the price that you want to set the product. Underneath you will see an optional notes section and what the discount amount will be:
In the admin you will be able to see the notes in the Sales summary -> By order ID, under the Discount Reason header.
