Car washing and polishing businesses in Greenwich offer useful tips to keep cars squeaky clean and damage-free. They supply high quality, ph balanced good car soaps, fortified with brighteners that don't dull the car paint for car washing. Alongside, they also supply microfiber wash mitts, natural chamois and detail clay for car wash purposes that help to remove contaminants like overspray, bugs, tar, hard water spots, etc. They recommend keeping the car in a shade to dry after washing. Polishing is recommended to remove imperfections such as scratches, oxidation and spotting. It helps level the paint's surface to give a lustrous shine.