often grime is not correctly removed from the painted surfaces prior to washing, the hand shampoo process will rub and spread these particles into the surface of the paint inflicting marring/swirls. Sponges may have been used on numerous vehicles prior to touching your car, collecting dirt and grit.  Wrong selected abrasive compounds and improper use of a rotary polishing machine are used to butcher the paint imperfections. They remove huge amounts of the vehicles clear coat, whilst inflicting “holograms” and buffer trails. We are experts in paint correction and machine polishing in staffordshire.