What evidence should we save before acting on estate planning for a blended family?

For this legal issue, blended families often need more coordination than a simple everything to spouse plan. Make a complete file of title records, account statements, beneficiary forms, court papers, and relevant communications before the disagreement becomes harder to reconstruct. As part of the legal review, trusts, life estates, carefully structured beneficiary designations, life insurance, and separate property planning can sometimes balance support for the spouse with a protected remainder for children. State specific law often controls estate administration, trusts, property rights, and family claims, so local counsel should verify the governing instruments and current court or title status before anyone acts in a way that may be hard to reverse.