A person is using a special tool to clean the window and then wipe them clean afterwards
A woman is using different tools to clean her windows.
A woman cleans a window wih streaks then cleans it better.
A woman cleans a window with a spray and a cloth, and then with a squeegee
A woman sprays a window and then wipes it away.
A woman sprays a window with cleaner and wipes it with a cloth, then can be seen cleaning windows with a window wiper.
A woman demonstrates two ways of cleaning windows, one ostensibly superior.
A woman cleans a window while another woman talks about a window cleaning product.
A woman demonstrates how to clean windows without streaks.
A woman is giving a demonstration of a Professional Window Cleaning Kit.