I wrote about RingCentral, Inc. ( RNG ) with a buy rating because I thought the valuation was cheap given the growth potential once the broader environment gets better. While enterprise renewals have pressuredI am an individual investor that is now fully focus on managing my own capital that I have saved up over the years. My investing background spreads across a wide spectrum as I believe there are merits to each approach, for instance: Fundamental investing [Bottoms-up etc.], Technical investing [historic ...