The maximum number of speculative futures contracts one can hold as determined by the exchange where the contract is traded.
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 demand from a clearing house to a clearing member or from a broker to a customer to bring deposits up to a required minimum level to guarantee performance at ruling prices.