Trade between Muslim and Christian cities
-Tyre and Acre held communities of Christians and Muslims
-The Muslims were seen to generate profit for the traders and revenue of local lords
-Sugar = Duty of 5 bezants for every 100 bezants traded
-Shoes = If bought by a Saracen, 10% duty
-Non christians had an additional 1 karouble duty for every 1 bezant traded on any product