Free Republic:  “Investors in small cannabis companies lost $23.3 billion in 2014 because shady stock promoters are capitalizing on the slow tide of legalization in the US by manipulating the penny stock market with “pump and dump” schemes. . . . In 2014, pot companies had the most drastic ups and downs for penny stocks according to data analyzed by Openfolio, a social network for investors to share which stocks they’re trading. This indicates that pumping and dumping marijuana stocks has accelerated to a pretty insane degree.”