Multisignature accounts, also known as multi-sig accounts, are a powerful feature of blockchain technology that can ensure that all parties involved in a land transaction agree on the terms and conditions of the transaction. Here's how it works:

1. _Multiple signatures required_: A multisignature account requires multiple signatures (or approvals) from all parties involved in the transaction before the transaction can be completed.

2. _Consensus required_: All parties must agree on the terms and conditions of the transaction, ensuring that everyone is on the same page.

3. _Prevents unilateral decisions_: Multisignature accounts prevent any one party from unilaterally making decisions or changes to the transaction without the consent of the other parties.

4. _Enhances security_: Multisignature accounts add an extra layer of security to the transaction, making it more difficult for fraudsters to manipulate or alter the terms of the transaction.

5. _Protects minority interests_: Multisignature accounts ensure that minority shareholders or parties have a say in the transaction and can prevent majority shareholders or parties from making decisions without their consent.

6. _Streamlines decision-making_: Multisignature accounts can streamline decision-making processes, ensuring that all parties are on the same page and that decisions are made in a transparent and consensus-driven manner.

By requiring multiple signatures and consensus, multisignature accounts can effectively protect the rights of all parties involved in a land transaction, preventing disputes and ensuring that all parties are in agreement.