legs & 'extras' menu (all the exciting bits)

 covered buttons (each) $5 
piping (per standard sofa) $25 + additional fabric if required
arm-covers (pair) $50 + .7m of fabric
feather fill (back cushions only) $95 per standard cushion
adjustment to height of sofa (back or arms) $75 per standard sofa 
adjustment to depth of sofa  $75 per standard sofa