A good portfolio approach demands ongoing attention and the attitude that it will evolve as markets do.Today's Stocks & Topics: Shorting, SCHD - Schwab US Dividend Equity ETF, GDP & the Stock Market, AUY - Yamana Gold Inc., Net Unrealized Appreciation or NUA, IBM - International Business Machines Corp., FCX - Freeport-McMoRan Inc., Capitulation, RGLD - Royal Gold Inc., Taxes, PSX - Phillips 66.