When you start shipping a lot of freight, you should start thinking about ocean freight. The movement of commodities by sea in shipping containers is referred to as ocean freight transit. The most popular means of transportation used by importers and exporters is ocean freight. In actuality, sea freight and ocean freight account for 90% of all shipments of products. The other forms of shipping goods internationally (courier, air freight, express) are all quicker but also more expensive. Smaller shipments and items with a high value typically use these alternative ways of transportation.