Buy & Hold? That's a strategy - really a marketing scheme - put forward by the Mutual Fund companies which profits them. Keep the money tied up and they get their cut. Buy and Hold appeals to the retail investor becuase it requires they do nothing.
It works well in secular bull markets but it appears that the secular bull of 1982-2000 has ended and we don't know if it will resume or if today's bear ending or is secular. You might end up buying and holding and retiring in a chicken shack.
Boucher's methodolgy is strict and simple and among other things requires understanding economic cycles, monetary policy, tracking equity sectors,and commodities and currencies and then searching for stocks, applying fundamental criteria first and then Oneill's breakout strategies - for longs. This also requires a not insignificant amount of research. But it works.
I think an equally good alternative would be to apply intermediate term timing strategies: combining sentiment indicators with intermediate and long term trend lines and major support/resistance levels and when your triggers are set go long SPY,DIA,QQQ or for short buy RYDEX short funds.
In the past 18 months there were at least several dozen stocks that experienced 400-500 % growth. Examining various small cap funds holdings can reveal some of these while they are undergoing thier advances. But they also had swift and sudden drops. Its turbulent out there.
Bon Chance!