If you are going to Montego Bay, The best way to see the island and go anywhere you want to at a very reasonable price, is to contact Carolyn Barrett Adventures.
www.barrettadventures.com . She is an incredible woman, loves Jamaica, and knows everyone and every story, history, gossip, etc.. She took us to the local (non tourist) shops, jerk chicken stand, village up in the hills, Rose Hall Beach, Margaritaville, the whole nine yards in about 7 hours. What a day! We found others via internet to go with us. Total group of 12 cost $240.00 total ($20 per person!)