It is not uncommon for this field to be left blank, but there are two possible
1) Referral Code - If you're being referred to Romancing
the Mouse from a past guest, enter the email address of the past guest and you are eligible for a 30% Referral discount.
You also give that past guest a 5% additional discount for their next visit.
2) Corporate Code - If your company has a arranged for a corporate discount,
enter the corporate code to prove eligibility for your company discount. If you're eligible for this discount it is
usually the reason you found Romancing the Mouse.