Please make sure to provide your account number (found on previous invoices) to your online account https://www.enzo.com/my-account/ . Once your online account is approved and linked to your account number, all your approved shipping and billing addresses and any special conditions or pricing will be applied to your account.
In case you were not able to provide your account number at the creation of your online account, please refer to the following FAQ: I forgot to provide my customer number while creating my account.