Mastering how to determine S/R is easy, mastering signals for determining buy or sell is a whole different story.
Not sure if this is the proper thread for this but your question about support and resistance reminded me of stockchartguru.com where people backtest their technical analysis strategies on the S&P 500 charts interday. The highest I got so far is $74,000 but the all time high is in the millions of dollars. It seems too easy - You wouldn't be able to use this to effectively backtest support and resistance swing trade strategies on the S&P 500, would you?
%% Yes; it could. Valu iam; the main way may use that= could be like;if the average bear market is 2 years[ not prediction]+ it drags into 3 years, a spike volume in[ buy or sell] OCT, i may tighten up my stops. BUT since so many moves do well on average volume; i record that,2