The book doesn't have a backtest ? Try Evidence-Based Technical Analysis and Predict Market Swings with Technical Analysis. Gerald Appel is also good, though may be dated.
Simply remove all the MA lines. Then there are no crossovers and you don't need to think about it. Those lines depend on what parameters you choose. and there is no such thing as one-size-fits-all parameters. Most trading books were written by traders who didn't spend thousands and thousands of hours analyzing the charts. So don't follow the books blindly. Learn to trade without using indicators.
If you learn price action analysis & practice it long enough, you will know (With a high probability) when a trend will start so that you can ride it. Example, recent price action in Crude Oil & Energy stocks (Actually it started around 1 month back), from the price action, it was clear cut that this market is starting a new uptrend. XLE (The energy ETF) stood at $40 at that time, went from $40 to $50 non-stop, that's 25% in a decent trend and without MA cross-overs in 1 month. And it's considered relatively a conservative instrument.
%% Exactly so make sure not to be average. Jack Schwager IBD founder are fine /excellant. 50 + 200 dma are fine, but they cross so seldom better get more than that....................................................................................... Wisdom is profitable to direct
%% Some can be good. 50 + 200 day moving average can be good. .Wisdom is profitable to direct . IF you are putting money to work more often than that every 200 days may want get more than that.............................................................................................