ISLAMABAD, Oct 3 9INP) The Federation of Pakistan Chambers of Commerce and Industry (FPCCI) has suggested increasing import duties on unnecessary imports and impose the 100 percent LC margin on preventable imports to improve the balance of payments situation. The Government has already taken some laudable steps to restrict unnecessary imports to rescue the depleting foreign exchange reserves and curtail the widening deficits but more measures to cut imports have become imperative, it said INP/AH