Three storey rear extension to existing first/second floor maisonette with office at ground floor level; Alterations to the front elevation with raised roof above; Alteration of roof of no. 2/2A from hipped to gable; Construction of a rear dormer roof extension and three front facing roof lights; Insertion of three windows into side elevation; Conversion of first and second levels and the loft space into 2 x self contained residential flats (following the demolition of the existing two storey outrigger);