hi all,just looking at another angle to my windowcleaning buisness,there,s a lot of shops about with tags and graffite all over the glass,the cost of replacing a shop window must run into thousands of pounds,i understand that it,s possible to buy kits that remove all the scraches from the glass,this i,m shure could be done at a fraction of the cost of replacement,is anyone out there aware of where i could purchace the kit,,any help would be greatfully appreciated,,kev