Regulators have announced December 1 as the first day of adult-use sales Big news! Starting next month, Michiganders will be able to legally purchase marijuana from regulated businesses. Yesterday, officials with the Marijuana Regulatory Agency announced that a “dozen or so” existing medical marijuana dispensaries will be authorized to open their doors and sell a portion of their supply to adults 21 and older on December 1. It’s been just over a year since voters approved Proposal 1, which ended…