Regina Ye says she and Topsort co-founder Francisco Larrain have learned a lot in the two years since their auction-powered advertising startup launched. The company raised $8 million in seed funding in 2022 to value the company at $110 million. Topsort develops retail media technology for small businesses to use auctions as a way to create effective advertising. Fed up with how complex ad campaigns were to create on Meta, Amazon and Google, they created a simple API for users to install. When t...