Business travel is one of those things that people tend to love or hate – some people enjoy getting out of the office and out of the house and enjoy seeing new scenery in new cities; other people dislike the hassles of travel and dread the hours spent waiting in airports. One challenge of business travel is that it can be stressful – you have all of the expectations of your regular job, but with the added pressure of having to get up earlier than usual to catch a flight, find your way around a new city, and perhaps take clients out for dinner and drinks after a long day of travel and work.

In the previous article in this series on how to solve Sudoku puzzles, we solved 1/3 of the grid using process of elimination and paying attention to which numbers were missing, and then tying up the loose ends and finishing up where our thought process led us. Now it’s time to look to some different parts of the grid and see what we can see.