HOUSTON - Thanksgiving is about a week away. Whether you're planning to cook the big meal, buy it pre-made, or just need help putting food on the table, here's a round-up of resources to help you get it done for less.Ibotta cashback app is giving you Thanksgiving dinner for free when you purchase certain items from Walmart stores.Shoppers wait in line to pay for their purchases at a Walmart store in Los Angeles, California on November 24, 2009, a few days before �Black Friday� the day after Thanksgiving which kicks off the holiday shopping season.