Why does it take so long? Their forum walk-through says about 5 days for initial bank information verification.
You should look at not their forum but this forum,
https://bitcointalk.org/index.php?topic=179586.0Bank verification would take 10-15 days, perhaps, that is not a big issue. You may need to wait after bank verified, and after the request of cash withdrawals. Why it takes long? Their cash transaction is so000 far limited in comparison with the clients request.