1. Not updating wills and beneficiaries.
2. Not sharing information with family.
3. Messing up with 401(k)s
4. Underinsuring
5. Not planning for emergencies
6. Not checking credit reports
8. Mismanaging debt
26% of survey respondents age 45 and older say paying post-high school education costs within the past 24 months is causing them to dip into retirement savings.