Even though the crush of business is probably generating more revenue than Amazon could have possibly expected, its inability to get customers basic products they want is frustrating shoppers such as Dylan Gerr. Like a lot of Americans, the 21-year-old University of Missouri senior was in the market for toilet paper and his local Walmart was out. He thought he lucked out, finding a few rolls on Amazon. But when he purchased the item, he learned it wouldn't arrive until May 22.