Investors closing an equity account outright are as likely as not to open a new bond fund or money market account.

FORBES: The Track Less Taken

Despite the varying prohibitions, some Shariah banks find creative ways to make the equivalent of market interest rates by other means, such as by pegging debtor repayment rates to his or her future profits, or when a bank offers a "hibah, " or gift to those who open an account in essence a way of attracting new customers in lieu of interest accruals on savings.

CENTERFORSECURITYPOLICY: Center For Security Policy

And when you open an account, your credit score can take a hit because research has shown that people who open new accounts tend to be riskier, said Barry Paperno, consumer-affairs manager at Fair Isaac Corp.

WSJ: Card Tricks Win Big Rewards for Some Travelers

These devices and their multifaceted uses in the classroom have an unparalleled opportunity to open a whole new world of content and discovery to students, however, we must take into account how the system works.

FORBES: Tablets And Education: Why Innovative Hardware Is Not Enough