Alteration to existing dormer roof extension to front elevation and alteration/extension to existing dormers and extension to existing raised terrace balcony to rear to rear of property, conversion of existing garage to habitable room and erection of single storey garage to front of property. Render and cladding to front, side and rear of property. Other external alterations including new roof light, relocation of entrance and alteration to windows to front elevation, new window to first floor side elevation and new bi-folding doors to rear of property (part-retrospective)