To this end: · customers who have signed a contract proposal (PDC) on the open market via door-to-door sales networks were contacted by telephone (Confirmation Call) after signing to verify that the content of the contract signed had been clearly explained and that the agent’s conduct had been proper if such customers gave an email address and/or mobile phone number when completing the contract, they received a notification of activated process for the supply so as to remind the customer that they had signed a contract, limiting both the risk of any misunderstandings and the risk of delay in the customer exercising their right of withdrawal.