There are several ways to go about this, including steaming or spraying with chemicals. The method you should use to take down the wallpaper will depend on the product. Some wallpapers can be stripped dry, while others will need a removal solution. Any damage to the wall will depend on how the wallpaper was originaly installed. I f the wall was not sealed with a primer before the wallpaper was attached then removing the wallpaper may cause some damages to the wall. It is popular and highly recomended to u se a concentrated remover solution that is mixed with water. The solution will desolve the adhesive wallpaper backing, this will make is quite easy to take off. Before starting, gather the right tools and do some basic preparations. Tools you'll need include: one or two 3-to-6-inch broad knives, a ladder, a scoring tool and a garden sprayer, such as a 2-gallon plastic pump. You'll need a plastic sheet or a drop cloth to cover the carpet or floor. Take down outlet covers, then mix the solution and hot water together. This is one of many opptions.