The Fibonacci retracements of 38% – 62% are particularly  significant  as  asupport range when prices drop into  trading  cycle  bottoms  in  uptrendingmarkets (and as prices rise to cycle tops in  downtrending  markets).  In  atrending market waiting for prices to retrace into this range before  takinga buy signal is often like stretching a  rubber  band.  The  further  it  isstretched, the more powerful the snap back.