  A frame-independent formulation of Lie brackets on affine spaces or {\em Lie
affebras} introduced in [K.\ Grabowska, J.\ Grabowski \& P.\ Urba\'nski, Lie
brackets on affine bundles, {\em Ann.\ Global Anal.\ Geom.} {\bf 24} (2003),
101--130] is given.
