Since September 2011, John Welch has been making weekly posts to his blog at sysudoku.com. Recently, John has begun a review of the 'Solving Techniques' section of the HoDoKu website. John is making a number of suggestions that should interest you.
Best
Gordon
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Hi Bernhard,
Since September 2011, John Welch has been making weekly posts to his blog at sysudoku.com. Recently, John has begun a review of the 'Solving Techniques' section of the HoDoKu website. John is making a number of suggestions that should interest you.
Best
Gordon