Difficult greasy stains can be washed with chlorine and oxygen bleaches. Or apply for 10 minutes. talcum powder to remove grease stains, and then brush off with a dry sponge. Stains from water-based felt-tip pens are washed off with soapy water, and on alcohol - with vinegar, citric acid.
Vinyl wallpaper can be sponge washed using a standard detergent solution or wiped with a damp cloth. With the help of a detergent, you can easily remove dirt, grease, finger stains. Pen or pen stains can be wiped off with toothpaste or shaving foam.
If the adhesive is liquid, a dishwashing detergent solution will do. Until the glue dries, it will easily move away, and the detergent composition will protect from the appearance of a trace. If the glue is dry, it must be removed first with a dry method. A suitable option is an eraser.