Advertisers are buying ads to promote their products during Amazon's two-day Prime Day sales event. Amazon's two-day Prime Day sales event is in full swing, and many marketers are buying ads to promote their discounted products. Three Amazon-focused ad agencies told Insider that they're planning for possible contingencies in case the ecommerce giant misreports metrics about the performance of their critical Prime Day ad campaigns. She said she helped clients calculate how much to spend ahead of Prime Day based on how much they spent last year. Wishon said that she's also advising brands to ramp up ad spend after Prime Day when people are still looking for deals and Amazon's ad prices decrease.

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Persons: Todd Bowman, Laura Meyer, Meyer, Wishon, BetterAMS, she's Organizations: Momentum Commerce, Amazon, Commerce, Amazon Web Services