At this cheat some thing are exist that help you recive an infinite amount of Gold and Experience. This method can be patched, however you can delete patches.

Bring to an end any side quest that does not activate a cutscene, save the game when you will recive your reward. Draw your weapon, and go to the NPC. During character is putting away a weapon talk to the NPC (quickly press A button to recive unlimited money and EXP). You can doing it while you move your character. And you can repeat this glitch any times.

While you are in Kirkwall, there is a quest in the chantry called "Sister Plinth's Remains." While returning her remains to her brother, DO NOT MOVE -- this prevents the exploit from working. Just keep pressing the button to turn over the remains and the brother will keep giving you the reward. Note: You find the remains in Darktown in the top right corner of the map. They are surrounded by a bunch of soldiers.