Incentives for prevention and reuse Hera works and participates actively in prevention and reuse initiatives: as an example, we note the discounts on the TIA (Environmental Hygiene Tariff) provided by the Ferrara Water and Waste Regulatory Authority for business concerns that donate food and other still usable products to aid associations rather than sending them for disposal as waste (in financial incentives provided to hotels that are members of Legambiente Turismo, which Hera signed a specific memorandum of understanding with in 2007, recognising the commitment of these entities insofar as the reduction of waste.