PayPal Digital Gifts via eBay offers a $100 Best Buy Digital Gift Card bundled with a $10 eBay Digital Gift Card for $100. (You'll receive both gift cards via email.) That's a savings of $10 and the lowest price we could find.

Update: Also available is a $150 Best Buy Digital Gift Card with a $15 eBay Digital Gift Card for $150. That's a $15 savings and another price low.