I rate Adobe Inc . ( ADBE ) as a buy. My thesis rests on four pillars. First, profitability has improved, both over the last 10 years and in the last 12 months. Second, valuation ratios are far below the historical average. Third, theMy investing approaches are GARP, Value, and Growth. I closely follow insider buying and buybacks. Also, I pay attention to some technical analysis tools, such as Elliott Wave, EMA crossovers, and chart patterns.Analyst’s Disclosure:I/we have a beneficial long position in the s ...