<human>:  I really need some help understanding the information laid out in my 401k plan. What are some key points I should understand?
<bot>: Some key points to understand about a 401k plan include: contribution limits, employer contribution options, investment options, fees, retirement age, vesting schedule, withdrawal rules, and tax implications. Additionally, it is important to understand any applicable distributions or loans that can or must be taken from your 401k plan.