3.1 We guarantee that the Work will be carried out to a reasonable standard, having regard to the standards prevailing in the industry.
3.2 You acknowledge that:
(a) once cleaned, a property will almost immediately begin to accumulate dust; and
(b) we have no knowledge or control over how many persons enter and exit the premises in the period after it has been cleaned; and
(c) in many cases, cleaning will not remove all stains or marks present (particularly in carpets, walls, ovens, bathrooms and blinds).