Sticking or Binding Doors are a common problem in both old and new houses. There are several possible causes of a door sticking, including moisture being absorbed into the wood and build up of paint on the frame
Whenever you are working wood with a chisel, it is essential that you keep the blade as sharp as possible. This will not only make your job easier, but will almost always result in a better finish to whatever you are paring.
Performing minor repairs and maintenance to your roof is very possible, but you need to work safely and if possible work with a helper. Using the correct tools and equipment is an important part of working safely.