Understanding the Essential Elements of a Valid Contract
- Kristy Mclaren
- Feb 18
- 2 min read

Hi Everyone, it's Kristy from Clearly Legal.
I wanted to chat with you today about the basics of the contract. Contracts are a part of everyday life, whether you realize it or not. What makes a contract valid and enforceable? I want to chat about the 6 basic elements of the contract.
Capacity: Who Can Enter a Contract
The first element is capacity. This means the people involved must be legally able to enter into a contract. Generally, this requires:
Being 18 years of age or older
Having a sound mind, meaning you understand the nature and consequences of the contract
For corporations, the person signing must have authority to bind the company. For example, a company’s CEO or authorized agent can enter contracts on behalf of the business.
If someone lacks capacity, such as a minor or a person with impaired judgment, the contract may be void or voidable. This protects vulnerable parties from being unfairly bound.
Offer: What Is Being Proposed
An offer is the clear proposal made by one party to another. It outlines the services, goods, or actions being offered. The offer must be definite and communicated to the other party.
For example, if you offer to sell your car for $5,000, that is the offer. It should include enough detail so the other party understands exactly what is being proposed.
Acceptance: Agreeing to the Offer
Acceptance happens when the other party agrees to the offer. Yes, it's a BIT more complicated, and I am not a lawyer giving you legal advice. I am a very strong skilled law clerk giving you a definition.
Acceptance must be clear and communicated to the offeror to create a binding contract.
Consideration: The Value Exchanged
Consideration is what each party gives up in exchange for the contract. Usually, this is money, but it can also be goods, services, or a promise to act or refrain from acting.
For example, when you buy a car, your consideration is the money you pay. The seller’s consideration is the car itself.
Mutual Agreement: Meeting of the Minds
Mutual agreement means all parties involved understand and agree to the contract terms. This is sometimes called a “meeting of the minds.”
If one party is mistaken about a key fact or is misled, mutual agreement may not exist. For example, if you agree to buy a car believing it has no damage, but the seller hides a major accident history, the contract could be challenged.
Legality: The Contract Must Be Legal
Finally, the contract must involve legality. This means the contract’s purpose and terms must comply with the law.
For example, a contract to sell stolen goods is illegal and unenforceable. Always make sure your contracts involve legal actions and comply with regulations.
How Understanding These Elements Helps You
Knowing these six elements—capacity, offer, acceptance, consideration, mutual agreement, and legality— and understanding their basic definitions can give you confidence when entering contracts.
If you are a lawyer working with contracts regularly, having a professional clerk (me) review or prepare your documents can save you time and money. Contact me at kristy@clearlylegal.ca and we'll chat.



