Is it safe to shop on your smartphone? Consumer News Roundup for 12/21/2011

A roundup of consumer-focused articles from around the web.

• Is it safe to shop on your smartphone? (AARP)
  Making purchases on a smartphone that's connected to a public Wi-Fi network, like at a coffee shop or airport, could lead to the theft of your credit card numbers and personal information. Here's some tips from AARP on how to minimize your risk.
• BBB says bid with caution on penny auction sites
  (Better Business Bureau)
  The Better Business Bureau shares tips for understanding the positives and avoiding the perils of pay-to-bid auctions.
• Paper savings bonds will no longer be sold at financial institutions beginning January 1, 2012
  (Bureau of the Public Debt)
  Beginning January 1, 2012, paper savings bonds will no longer be sold at financial institutions. This action, which supports the U.S. Department of the Treasury's goal to increase the number of electronic transactions with citizens and businesses, will save American taxpayers approximately $70 million over the first five years.
• Tips for avoiding online counterfeiting and piracy
  (Washington State Office of the Attorney General)
  Buying a counterfeit good is a real danger for many online shoppers. Here are some tips from the Washington State Office of the Attorney General on how to avoid being scammed.