"$100 Lowest Price Guarantee. If within 30 days of the date of your eligible purchase you see the exact same product advertised on the same merchant Web site at a lower published retail price, you may claim your refund for the difference up to $100 USD. Some restrictions apply."
You received an email when you placed your order from Norton Shopping Guarantee, it has your claim number. You do not need to contact Bud's customer service to do this.

Armando, Yes do what Christopher said and follow the links on your Norton Price Match Guarantee that you got emailed. I've used it several times. Great feature.

Armando,yes. Buds Customer Norton low Price Guarantee. Lowest Price Guarantee The Lowest Price Guarantee allows you to make a claim, if within the 30-day validity period, you see the exact same product advertised on the same merchant's Web site at a lower published retail price. If the claim is confirmed in your (the buyer's) favor, we will refund you the difference up to $100 USD. How to Use the Service: At any time during the validity period of a Norton Shopping Guarantee, you can register or log in to the Norton Shopping Guarantee Buyer Service Center to utilize the Service. To use the service: You must be the buyer of record of a valid Norton Shopping Guarantee certificate or number issued within the immediately preceding 30 days. Select "Guaranteed Transactions" in the Buyer Service Center. To start the claim process for a particular transaction, click the "Price Claim" link for that transaction. Lowest Price Guarantee Terms: Claim You will be required to provide the following information: Proof of guarantee: Your Shopping Guarantee number and your email address used during the eligible transaction. The Shopping Guarantee number is provided to you on the order confirmation page from your merchant or the Certificate of Guarantee email. Details about the transaction: Web site where the eligible purchase was made, date of purchase, amount paid, description of the item and SKU This information is typically included in the purchase confirmation email you received.

Yes, you can make a claim through the Norton Shopping Guarantee. You received an e-mail when you placed your order with the guarantee number. Simply follow the links to make a claim and you'll be refunded the difference.