cash profit margin ratio The rubber hose in the engine compartment will be used for a long time and it will be a problem for older vehicles. Once aging, gasoline can leak into the engine compartment. The air conditioning system will allow the smell of petrol to enter the car. Therefore, once the rubber tube is old, need to change promptly! “We are a trade specialist so all retail enquiries and enquiries from smaller independent installers are handled by our customers, which means they are sharing directly in the success of our campaign.” ? Social Value: The social net profit of your organisation is understood to be the economical value made for the society. It measures the positive ramifications from the business on its human capital. Healthy labour practices, corporate community development and workplace behaviour are some from the key metrics towards measuring the social value of your organisation. This approach seeks to align the business interests while using labour interests within the organisation.The social sustainability approach seeks to develop and nurture sustainable relationships from the external and internal community.