Question: what are the best penny stocks to buy in may 2020?
Answer: Kronos Advanced Techs Inc (OTCPK: KNOS) Zest Technologies, Inc (OTCQB: ZEST) Big 5 Sporting Goods Corporation (NASDAQ: BGFV) Vystar Corp (OTCQB: VYST) Sonoma Pharmaceuticals Inc. ...  Tip #1: Look for Big Percent Gainers. Tip #2: Look for Big Volume. Tip #3: Look for a News Catalyst.