Readers cite lower costs, lower investment minimums, access to sectors among reasons they've turned to exchange-traded funds.
The case for the tech-heavy, large and liquid PowerShares QQQ ETF remains a strong one.
Morningstar.com's X-Ray tools can help investors determine which stocks make up the largest portion of their portfolios, and identify potential trouble spots.
A look at the exchange-traded funds expected to hold meaningful positions of the company after it begins trading this week.
Those who take a contrarian view and are willing to brave potentially choppy near-term winds in coming months should consider this ETF.