Energy renovation: ever more complaints linked to misleading commercial practices. Thermal renovation campaigns arouse much desire, to the point that complaints against abusive practices of certain companies are growing.

“Following a computer bug, the customer file was not deleted. » The letter, dated January 11, 2024 with the letterhead of the Prévention du patrimoine Français (PPF) group, is signed laconically “la gestion”. The consumer to whom the mea culpa is addressed is an 80-year-old retiree living alone in a small house in Pontoise.