Left over kit pieces or scrap can be used to create gondola scrap loads.  spray the pieces brown or gray and add your pigments, rust, dirt, or grime as you wish.

So there I was..had my speeder all painted and glass in the window and everything dull coated and figure inside and..hunky-dory.
I went to LHS becasue [ ... ]

Hopper Weathering Clinic II
By Bill Mock
December 2009

So here's how those BN Hoppers turned out after the surface rust dried. Not bad. I'll [ ... ]