It used to work this way, and the way it was done is that you would pre-load your account with money and then they would transfer it (transaction fees made with

It used to work this way, and the way it was done is that you would pre-load your account with money and then they would transfer it (transaction fees made withdrawals each month prohibitively expensive). Unfortunately they were forced to change payment processors (MangoPay kicked them off their platform without an explanation) and they weren't able to find a new payment processor that gave them the same feature (having a staging bank account). The blog post that GP linked explains things in far more detail.