CA 27 October 1987 Appeal by solicitors Bulcraig & Davies (B) against a QBD decision, so far as the decision concerned the computation of damages and the order that they should pay the costs of the second defendants, a firm of surveyors , in an action by advertising agents for negligence . GP & P Ltd (G) had instructed the surveyors to find suitable offices to rent and retained B to act in connection with the acquisition. G`s receiver discovered that the ground floor of the acquired premises was subject to a planning condition restricting part to printing trade use only. The receiver found it impossible to dispose of the lease and it was eventually surrendered to the landlords for a payment. A crucial finding was that if G had known of the restriction, they would never have taken the lease. B did not appeal against the finding of negligence , but against the computation of damages and the order that they pay the costs of the surveyors. It was accepted that in calculating the damages