Toronto, Ontario--(Newsfile Corp. - May 13, 2021) - Advantagewon Oil Corp. (CSE: AOC) (OTC Pink: ANTGF), (the "Corporation", or "Advantagewon") is pleased to announce that it has entered into a letter of intent (the "LOI") with Greenfield Investments Ltd., an arm's length private company ("Greenfield"), to acquire all of the assets that comprise...