More and more individual investors are buying exchange-traded funds, which trade like individual stocks. And as they do so, they are looking for advice about these newer vehicles.With ETFs, as with virtually any other topic, many people are turning to the Web.

One of the newest exchange-traded funds is a commodity-themed offering that is geared to sidestep some of the problems facing futures-based ETFs by investing in stocks.

Weather conditions have dampened sugar production, but the world's raging sweet tooth make this a great opportunity for investors.

Exchange-traded funds and notes that give investors exposure to commodities-futures markets have come under fire from regulators, forcing investment managers to take unusual steps to prepare for a potential crackdown on position limits.

The Commodity Futures Trading Commission said Wednesday that a Deutsche Bank commodities fund and a second, unnamed commodities investor could no longer avoid federal limits on speculating in grain futures.