Labrynth: 4000-5000+ easy gold reccomended lvl 10+
Heres what you do.
Get into a house and do the labryth mission.
Kill all the creatures except the last one guarding the chest.
Get into a fight with the last mech and lose the fight. Do this as many times as you like its an easy 4000-5000g that carrys over every loss.
after getting the desired amount, (can be checked by mousing over your character name, beside your amount of gold in parenthases is how much you are making for the quest completion), complete the quest, and voila easy way to make a ton of gold fast.