On plans that include bidding, orders without pre-assigned suppliers can open for sealed bids. Buyers compare and award. Direct-assign lanes skip open bidding and auto-advance after sanitisation.
On plans that include bidding, orders without pre-assigned suppliers can open for bids. Manufacturers submit sealed bids. Buyers compare and award on Bidding. The buyer workspace is described in What is the Buyer Portal?.
Direct-assign lanes skip open bidding and auto-advance after sanitisation. What is removed from the drawing is in How does AI drawing sanitisation work?.