Eager holiday shoppers helped drive retail sales upwards in November, helping boost sales in the first half of the holiday season. According to the National Retail Federation, the world's largest retail trade association, November retail sales (excluding automobiles, gas stations and restaurants) increased 0.8 percent seasonally adjusted from October and increased 4.4 percent unadjusted year-over-year. With this news, NRF is still expecting holiday sales to grow 4.1 percent over last holiday season.