The LONMIN NPL entitles you to buy LONMIN shares at a certain price. If you want to do that, then click on the option and inform Standard Bank online of your intention. If you prefer not too buy anymore shares, you can sell the LONMIN NPL's. To do that you have to go to your relevant account and you will see a number of LONMIN NPL's listed. Click on that to go into the "trade" screen, and enter the price you want to sell them at.