Amazon has announced updates to its complaints and returns policy, with the company set to take on the role of a facilitator between disgruntled customers and third-party sellers and, in some cases, directly paying customers up to $1,000 for third-party products that caused damage or personal injury. The online retail giant said in an Aug. 10 release that it is expanding its A-Z Guarantee, effective Sept. 1, such that some customers filing property damage and personal injury claims with respect to third-party products sold on the marketplace will be compensated directly by Amazon. “In the unlikely event a defective product sold through Amazon.com causes property damage or personal injury, Amazon will directly pay customers for claims under $1,000—which account for more than 80 percent of cases—at no cost to sellers, and may step in to pay claims for higher amounts if the seller is unresponsive or rejects a claim we believe to be …