The world of international trade works on the flows of shipping- the maritime movement goods across continents and oceans. Its main job is to carry goods produced by manufacturers to consumers around the world, thus helping pave the road of all logistics. The related businesses can flourish only if a close relationship is maintained between production and transportation up until final consumption somewhere else in the world. Functions of modern shipping for example technological advances in navigation systems, automated loading and unloading facilities, or real-time tracking capabilities. These improvements help to reduce the voyage time between ports and improve safety- making shipping an important component of supply chains that cannot easily be left out. Shipping is applied on a broad scale, for example delivering items ranging from retail goods people need daily all the way down to raw materials and bulk commodities.