The buying and selling of two different delivery months or related commodities in the expectation that a profit will be made when the position is offset
Whatever task that you undertake, do it with all your heart and soul. Always be courteous, never be discouraged. Beware of him who promises something for nothing. Do not blame anybody for your mistakes and failures. Do not look for approval except in the consciousness of doing your best.
A member of an exchange clearinghouse responsible for the financial commitments of its customers.