Benefits - from your employer, your health insurer, the government or other sources - are sometimes hard to keep track of. But knowing what benefits you are due will help you in the long run.
Forgotten benefits? Some people think they've lost pension benefits, but haven't. Some don't know they may qualify for spousal Social Security payments after a divorce. According to this Forbes post by Erik Carter, there are all sorts of benefits for which people qualify, but of which they frequently are not aware, such as Social Security's survivor benefits or an employer's discount stock-purchase plan.
Taxing fringe benefits. If your employer puts on a picnic or lets you use the office photocopier for personal items from time to time, the government doesn't count that as income for taxing purposes, but you might be liable to pay taxes to the Internal Revenue Service for the use of your employer's vacation home or boat - or even for recurring office perks such as free meals. So says this post at Money Crashers.