What step should be taken to configure a Programmatic Guaranteed deal once negotiations are complete?
Select the deal from the the insertion order’s Inventory Source targeting
Find the deal in Marketplace and assign the creative
Add the Deal ID in the advertiser’s Basic Details
In My Inventory, find the deal and select configure
Sign in to your Display & Video 360 account. Select Inventory > My Inventory from the menu on the left. Click New > New guaranteed inventory. The “New Guaranteed inventory” page appears. In the “Deal details” section, enter a name for the insertion order that you are creating along with the publisher’s name.
Read more here: https://support.google.com/displayvideo/answer/7067656