1. The Christmas discount code can only be used once per transaction.
2. Discount codes cannot be used with any other voucher or coupon.
3. Discount codes can only be used at time of purchase and not retrospectively.
4. The Christmas discount code is only valid between 20th November and 11th December 2009.
5. Discount codes are exclusive of any applicable VAT.
Not sure which PRL discount you are looking for. I know PRL is having additional 25% discount on certain sales items. Does not need any code. Is that what you are both looking for?