 DENVER, Sept. 9, 2021 PRNewswire -- Business intelligence from Akerna Nasdaq: KERN, an enterprise software, leading compliance technology provider, and developer of the cannabis industrys first seed-to-sale enterprise resource planning ERP software technology MJ Platform, shows that Friday, September 3, was the second-largest grossing sales day of 2021, bringing in 90.1 million in national retail cannabis sales, falling only behind the top sales day of 2021, 420, the unofficial cannabis consumption holiday. 