Actions contrary to good commercial practices must not be carried out in business relations between traders in the grocery industry. Good commercial practices shall be based on probity, predictability and loyalty.

When negotiating and fulfilling agreements regarding supply of groceries, each of the contracting parties are obliged to provide information that they are aware of and that they have reason to believe is of importance to the other party. The duty to inform does not apply to information that the parties have legitimate grounds to keep secret.

Agreements must be made in writing and clearly describe the parties' delivery obligations. One party cannot unilaterally change the agreement.