The Buy Phase is the period through which a crop is open for members, This is normally 0 - 2 Months before Harvest season of that crop. members can only buy during this season.
It's from the 2nd to the 7th month. This is the period after the Buy Phase. The cash has been converted to crops and the crops are in storage.The Store phase is also called the waiting period because members wait till the prices of the crop peaks in the market.
It is the period between the 7th and 8th month. The stored crops are sold and the member's capital and profits are returned accordingly.