Find A Good Source Or Supplier: To start this business, you will need a safe, steady and reliable source or supplier. You supplier is a key determinant of your success in this business. Millers of palm oil are found in the south-east and western states in Nigeria. These states are Edo, Ondo, Anambra, Abia, Enugu, and Rivers and so on. You can also ask from people who are experienced in the sales of palm oil, for the best source.