Other signs and symptoms that may be associated with nausea and vomiting include the following: 1  Headache. 2  Lightheadedness. 3  Dizziness. A general feeling of being sick to one's stomach.
If the terms of the contract are uncertain or incomplete, the parties cannot have reached an agreement in the eyes of the law. An agreement to agree does not constitute a contract, and an inability to agree on key issues, which may include such things as price or safety, may cause the entire contract to fail.
The general rules of a contract. Introduction. The general rules of a contract required from either the seller or the buyer is to comply with their obligations. Therefore, the seller is expected to do his obligation and the buyer is also expected to oblige, but sometimes one party may breach the contract in many ways.