human
What are the pros and cons of a 401k plan?
assistant
Pros:
1. Tax-advantaged savings 
2. Contribution limits to reduce taxable income 
3. Flexibility in investing options 
4. Retirement planning advice from a professional 
5. Portability of funds between jobs or employers 
6. Access to employer contributions if you leave your job before retirement age

Cons:
1. Lack of control over investments 
2. High fees associated with some plans 
3. Unpredictable market performance 
4. Limited investment choices 
5. Difficulty saving enough for retirement without additional help