D.C.
take 1 part bakingsoda, 1 part washingliquid, 1 part vinegar, and 1 part water. mix it and rub onto the couch. leave it there for 15 minutes en vacuum off.finish with a clean wet cloth. It is a very old recipe and a lot of furniturestores use it before they sell their showmodels!cheap and environmentalfriendly too.