Ive been using these spots with 5 warlocks and 5 druids

https://www.youtube.com/watch?v=jmyAE1bkRa4

Works like a charm, u get mounts, bunch of cloth and greens. with the chance of getting BOE epics. (after 19hours of farming i've only gotten 7 boe's, so not sure if there's better spots)