The main marketing functions are classified by Clark and Clark is given below:-1- buyingBuying is the first step in the process of marketing. In the words of Pyle"Buying comprises of all those activities involved in finding a suitable source of supply, selecting the desired quantity, quality, grade, style and size coming to an agreement with reference to the price, delivery date and other conditions with the seller."2- AssemblyAssembly is the collection of goods from various sources and transporting it to a located place called markets. Assembly plays an important role in the marketing of agricultural products.

3- SellingIn the words of Pyle:"Selling comprises of all personal and impersonal activities finding, securing and developing a demand for a given product or service and in communicating the sale for it." 4-Market research Essential sales depend upon the market research. Market research for goods helps the supplier in finding out the quality and quantity of goods wanted by the consumers. 5- TransportationTransportation is the movement of goods from the sources of supply to the places where they are needed.

6- StoringStoring is another important function of marketing process. It involves the keeping of goods in proper condition from the time these are produced till these are taken to the market.7- Standardizing and grading8- Financing9- Risk taking