The key to successfully stripping wallpaper is to take your time, prepare the wallpaper properly and work methodically. Make sure you have everything you need for the job, including any specific wallpaper removing tools such as an orbital paper scorer and a clean paper knife.
Although you might think that one wallpaper paste is much the same as the next, there are actually several different types, each with quite specific uses. Most of these types of paste come as a powder or flakes ready to be mixed with water. However, you can also by ready mixed paste.