As much as people like working there, it is hard to justify the 20%-30% wage hit.
It is also common that a commissioned employee must fight to get their proper commission. The formulas seem to be open for interpretation.
Management also reassigns accounts on a whim. This means you can cultivate an account and just when they are about to sign a contract, management can "churn" the accounts and it's then assigned to another rep, who then benefits from the sale.