1. Buy on pullback.
2. Pray for QE3. (there is no way we're filling that distance by the end of QE2)
3. ???
4. Profit.
but for me? i'd rather just short expecting the triple top formation.
Create line from March 2009 low to April 2010 high. Duplicate line length and slope. Create Fibonacci extension from March 2009 low to April 2010 high. Attach duplicate line to July 2010 lows for the measured move in the bull flag.