.This third trick is probably the most elementary and least sophisticated. Marking answers on the edges of the boxes or cells with a pencil does not help you to solve the puzzles .Adderum However, it does help you track down your digits and combinations.use of practice. Also, you would have stock combinations in your head which you can use in playing. This is also a sign that you need to ditch the easier puzzles and move on to more challenging kakuro puzzles. http://www.healthcaresdiscussion.com/adderum-scam/