Washing Windows in Evanston, IL., Northbrook, IL., Deerfield, IL., Dial-A-Maid suggests, should be done on a regular basis. Be sure to purchase the correct squeegee size that is a high quality one. Use a basic window washing solution for washing windows in Evanston, IL., Northbrook, IL., Deerfield, IL. and a little elbow grease and plenty of clean rags and you will get fabulous window washing results in Evanston, IL., Northbrook, IL., Deerfield, IL.