Watney, RSI explanantion: <A HREF="http://stockcharts.com/education/IndicatorAnalysis/indic_RSI.html" target="_blank">http://stockcharts.com/education/IndicatorAnalysis/indic_RSI.html</A> I don't always know why or how, but more just notice a pattern. 15 min/ 20 day: <A HREF="http://stockcharts.com/def/servlet/SC.web?c=GTEL,uu[h,a]gaclyyay[d20][pi][vc60][iut!Ub14!Uc20!Lh14,3!Li14,3!Lf!Lg][J47030128,Y]&pref=G" target="_blank">http://stockcharts.com/def/servlet/SC.web?c=GTEL,uu[h,a]gaclyyay[d20][pi][vc60][iut!Ub14!Uc20!Lh14,3...</A>