The world is full of businesses but do you know how important they are? You know there are very big ones like Apple, BP and Amazon and very small ones like your local shop or window-cleaner. Grandad explains how all these businesses contribute to our daily life as importantly as the air we breathe and the food we eat. Without businesses he believes we would still be living in caves or mud huts, we would spend all our time searching for food and water. There would be no schools, no doctors, no police, no government,no cars, no television, nearly nothing, This is one of a series of articles aimed by Grandad at grandchildren everywhere. Grandad has learned many things over his lifetime in business. These articles can give you a flying start in life.