ZMI is probably your best bet. While steam runes are faster, they cost about 200k per hour and you usually break even or lose a little (50k) at ZMI at your lvl
The ghostly warriors in the portal by the Axe Hut in deep wildy. I camped there for about 2.5 hrs and got about 500k in runes and alchs Here's a good guide. viewtopic.php?f=180&t=757562
If you've done rockng out you can WC the yews near rimmington and bank in the deposit locker from the quest. But aviansies or green drags are better money
MEP2 was by far the hardest and most tedious quest, Underground pass being the second. Sheep Herder isnt hard, just tedious. Be sure to have a couple of energy restores to keep up with the sheep so they dont run away before you can catch them.