The obligation of the seller is to transfer and deliver and that of the buyer is to accept and pay in accordance with the contract. Fairfax, VA contract lawyer explains the elements of breach of contract.Call (703) 865-6100 to schedule a consultation if you suspect a breach of contract. We'll assist you in filing a breach of contract claim. It is imperative to consult an experienced contract attorney when drafting, reviewing, or negotiating a contract, as not all agreements are legally enforceable. A contract may be oral or in writing. Some contracts must be in writing. Both parties must agree to all terms. Their minds must have "met" on every material term of the agreement or there will not be a valid contract. All residential agreements must use a legible, written contract that clearly specifies the terms and conditions of the work to be performed.