For a legal agreement to be bound into contract in a construction project, the builder and trade contractor must have an intent to honour the agreement and also ensure that consent is legally present by both parties

Business Sep 16, 2020

For a legal agreement to be bound into contract in a construction project, the builder and trade contractor must have an intent to honour the agreement and also ensure that consent is legally present by both parties.
What factors of the contract may become invalid if full consent is not evident?