Nudum pactum: (Latin: an empty agreement) An agreement without consideration, such as a unilateral undertaking, which may bind a person morally, but not under contract law, unless the agreement is under seal.
Nuisance
Nuisance: Substantial unlawful use of one”s property or interference with another”s property to the extent of unreasonable annoyance or inconvenience to a neighbour or to the public. Private nuisance might be caused by smells, noise, smoke, dust, fumes, vermin, obstruction or a wide range of other activities or inactivity. The remedies would include abatement (an order to cease the nuisance), damages and/or an injunction.