Both parents are persons with full capacity for civil conduct, and unless a power of attorney is issued, they must sign any contract in person.

1. What are the precautions for signing a contract?

1. Verify and confirm the subject qualification of the other party.

(1) The other party to the contract is a natural person: verify, copy and save his/her identity document (don't replace it with a business card), and confirm his/her true identity and capacity.

(2) The other party to the contract is a legal person: go to the local industrial and commercial department to inquire about its industrial and commercial registration information, and check its company on the spot to determine its authenticity; Verify whether the contractor is authorized by his company, and check his power of attorney, letter of introduction and contract; When signing a contract, the other party's official seal and special seal for the contract must be affixed.

Voluntary principle: the voluntary principle is an important basic principle of the civil code. The parties to a contract voluntarily decide and adjust the rights and obligations of both parties through consultation. The principle of voluntariness embodies the basic characteristics of civil activities and is a unique principle that distinguishes civil relations from administrative legal relations and criminal legal relations. Civil activities shall be voluntarily agreed by the parties, unless otherwise provided by law. The principle of voluntariness is also the requirement of developing socialist market economy. With the development of socialist market economy, the principle of voluntary contract has become more and more important.

The principle of voluntariness is the whole process of implementing contract activities, including:

1, whether to sign the contract is voluntary, and the parties decide whether to sign the contract according to their own wishes;

2. Anyone who voluntarily signs a contract has the right to choose the other party when signing the contract;

3. The contents of the contract shall be agreed by the parties voluntarily without violating the law;

4. During this process, both parties can supplement or change relevant contents through agreement;

5. Both parties can also terminate the contract by agreement; Sixth, the liability for breach of contract can be agreed, and when a dispute arises, the parties can voluntarily choose the way to solve the dispute. In short, as long as it does not violate the mandatory provisions of laws and administrative regulations, the parties to the contract have the right to decide voluntarily.