I've just started at l arginine uses side effects An example of a CFD would be to agree a contract, or bet, of ツ」10 for every point the FTSE 100 rises — the difference. If the FTSE 100 rises by 10 points from the point the bet was made to the market close, the gambler makes ツ」100 if it falls 10 points, they lose ツ」100.