Amazon is once again ruffling the feathers of publishers and authors alike, this time for a change in its policy that allows the "buy button" to redirect to the seller with the best customer service rating and pricing for the item. That's all well and good if you're purchasing a kayak from a third-party seller--after all, lower prices and faster order fulfillment are what keep … [Read more...] about Winning the Buy Box: What Does Amazon Owe to Authors?