Xandr allows you to implement splits using spend allocations and bid multipliers on various levels of targeting (geo, inventory, system, etc).
For the purposes of prioritizing delivery to one exchange over another, we’ll use Deals for this example.
1. Click into your augmented line item and scroll down to Programmable Splits at the very bottom of the page.
2. Expand this section. You will then be prompted to choose the number of splits you would like to start with. For this example, we will start with 2 splits:
3. Hit Start, which will bring you to the screen where you can set your priorities, bid multipliers, and spend allocations. You can also rename your splits if you wish.
4. Under the Select Targeting drop down on the right, you can check off Inventory > Deals. Hover over the deals and click on the Pencil icon to edit and isolate each split to a specific exchange/deal:
Combining spend allocations and bid multipliers is not necessary, but both can be adjusted as you continue to evaluate performance throughout your campaign.