Sure. We operate with three methods of supply: contracts, including task authorizations; standing offers, which are situations in which a vendor will commit to a certain price point over a period of time for specified goods and services; or supply arrangements, which provide a broader framework where there isn't quite the level of specificity of understanding of detail at the outset. Therefore, this vehicle provides an opportunity for solicitations directly by the requesting department to the suppliers, but within a framework that's already been devised.
In both the cases of the standing offers and the supply arrangements, there are no existing contracts. Neither party is bound or is—