The ability to challenge procurer decisions is an important element of the Public Procurement System. On the one hand, it reduces the corruption component and discrimination of the participants, and on the other hand, increases the quality of procurement and strengthens the system itself.

The conclusion of an agreement on the procurement of the conducted bidding is the final stage of the whole process of conducting the procurement procedure. The procurer and the participant - the winner of procurement procedures - should be attentive at this stage

The history of Prozorro, the basic principles