Exchange traded funds (ETFs) offer affordable exposure to an underlying index of securities with the bonus that shares can be traded intraday.  Expense ratios are often less than those of comparable mutual funds and ETFs are often structured around investing philosophies like income investing through dividends.

In this article at USA Today, Matt Krantz answers a reader question about which of two dividend based ETFs to invest in with a discussion of six key considerations investors should keep in mind when choosing dividend ETFs.  Although it compares just these two particular ETFs, the thought process and considerations that Krantz outlines are good guidelines to follow when evaluating ETFs in general.