There was a time when you'd have a pension at the end of your working years. Now, of course, pensions are not as common as they were in the past, when people may have worked for the same company for all or nearly all of their working years. For those that do have a pension, they often only provide a portion of income needs in retirement. People typically don't work for the same company as long as they used to, reducing the impact a single employer will have on your retirement strategy. It's important to have insight into the range of investment options companies may use, even if they don't apply to you currently.
Not all retirement strategies are the same.
In fact, there is such a wide variety of retirement strategies that it is worth reading up on your choices. Here's a brief look at the different strategies and what they have to offer.