Try to find a team or just finish the trial for the rewards. As long as you get bronze, you'll still get rewards from the chest, so aim for that. When you play with randoms, this will typically happen a lot especially if the run isn't going smooth.
One good way that I make AD is fishing in Somi. It still nets very decent AD for maps which just this past weekend I got over 200k in an hour. Hell, even running heriocs there can get you some AD if you get lucky to get certain drops. You can play the market or watch the AH for prices on certain things. Charger horse pack…