Don't Let These 3 Social Security Surprises Ruin Your Retirement Maurie Backman © Provided by The Motley Fool Don't Let These 3 Social Security Surprises Ruin Your Retirement Millions of seniors rely heavily on Social Security to make ends meet. If you're planning to do the same, you should know the ins and outs of how the program works. If you don't, you may get caught off guard by some of Social Security's rules and nuances, like these. 1. Taxes on benefits You'd think Social Security would be something you're entitled to without having to worry about taxes. But unfortuna...