If you follow your instructions in advance, new members may also feel safe to join their program. They know what to expect throughout the season and are reminded of what can happen if the growing conditions are not ideal. Setting up open lines of communication with a member agreement and informing your members throughout the season are important practices that improve connections with members. Trading derivatives involves high risks. A derivative contract is a contract to buy or sell a number of shares of a stock, loan, index or other asset at a given time. The amount paid in advance represents a fraction of the value of the underlying asset.