This is how I got to max gold. I went to Tormenta and killed all the lvl 50s with siege. Go sailing and attack the Navy War Gallean flag ship sailing by Outcast, Tormenta. Or go to this link and play Cannons of the deep. You can get up to 100 gold ever 30 seconds and give your Pirate up to 1k gold a day. For more info on that go to Cannons of the deep form. The link for cannons of the deep is
http://m.disney.go.com/disney/wap/pirate/
Good luck mate.