You probably have read this on the boards but, one of the things some look at is the beta as entered in value line (every place you screen, has a different computational methodology). Betas around 1.5 to 2 is generally where I look. others look around 1.25 to 1.75. Once you get above 2, there may be too much risk. On Tom's old site, look for Perverse Investment candidates (PIC) for some interesting selection ideas. To me though, Beta for an ETF like TQQQ at 2.83 to 3.15 is a bit too high (Checked on morningstar as I don't have value line ETF screener). Volatility is key but not too much.
Clive, Steve (The Grabber), and Toof post very good technical indicators on what they track. But, for me, it all starts with Beta
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