The development will consist of the removal of the existing single storey rear extensions to the rear (north) and partial removal of the two storey external walls to the rear and side, external modifications to include repair & repointing of the existing brick façades to nos. 3&4, to allow for the 3-storey extensions to the rear (north) of nos. 3-4 Prospect Square, a 3-storey extension to rear & side (east) of no.5 Prospect Square; full removal of roofs at nos. 3,4&5 Prospect Square to allow for the subsequent new second floor extension to the front, rear & side, comprising of roof terraces to the entire front façade, two bay windows to side, one balcony and two Juliet-style balconies to rear; the 2no. terraced houses at nos. 3&4 Prospect Square to be reconfigured to allow for a one-bed residential unit on ground floor and a two-bed duplex on first and second floor; modifications to the existing fenestration on the side of no.5 Prospect Square; 5 no. new rooflights within new zinc roof to all units; 2 bicycle spaces to one-bed unit within a private rear yard, 3 bicycle spaces to a 2-bed unit within rear service yard; new balustrade and planting to existing front parapet to all units; internal modifications to all existing layouts; and all associated site works to 2no. existing two-storey terraced houses at nos. 3&4 Prospect Square and 2-storey end-of-terrace at no.5 Prospect Square.