^Every litre of Synergy fuel earns you 1 Smiles Point, which is equivalent to about 1.9% fuel savings. You can redeem $30 worth of Synergy fuel with 750 Esso Smiles points. If you purchase a total of 250 litres of Synergy fuel within a calendar month, you earn an additional 35% of bonus Esso Smiles points, which is equivalent to about 2.5% fuel savings. Fuel savings is computed based on the pump price of Synergy Extra as of 21 December 2016. Actual fuel savings may vary depending on the prevailing pump price and instant fuel redemption rate. Terms and conditions apply.