Supply 

Inventory Insights launch

The Inventory Insights tool is a reporting-like interface that allows users to review estimated capacity and available impressions at a network, market, and venue level over a specified set of dates. You can view the Knowledge Base article here. 

Supply 

IAB category codes now provided in creative approval modal for creatives from 3P DSPs

Creatives from 3P DSPs in creative approval now list the IAB category specified by the buyer. You can find a mapping from IAB category to Vistar category here.