Don't use the following words in a subject title - it connotes subjective question.

• Best
• Worst
• Hardest
• You
• Your
• Favorite
• Favourite

Jeff posted the regex in uservoice (As of May 2, 2009):

Regex.IsMatch(s, @"\bbest\b|\bworst\b|\bhardest\b|\byour?\b|\bfavou?rite\b", RegexOptions.IgnoreCase);

It is important to note that avoiding the above words does not make your question any less subjective - "Best management tool" is inherently subjective - the warning is not there to tell you to avoid certain words, but to avoid the question altogether, or to re-word it so it can be evaluated objectively and measurably so that the answer is the same for everyone in your situation.

This has also been deployed here at StackOverflow.

Don't use the following words in a subject title - it connotes subjective question.

• Best
• Worst
• Hardest
• You
• Your
• Favorite
• Favourite

Jeff posted the regex in uservoice (As of May 2, 2009):

Regex.IsMatch(s, @"\bbest\b|\bworst\b|\bhardest\b|\byour?\b|\bfavou?rite\b", RegexOptions.IgnoreCase);

It is important to note that avoiding the above words does not make your question any less subjective - "Best management tool" is inherently subjective - the warning is not there to tell you to avoid certain words, but to avoid the question altogether, or to re-word it so it can be evaluated objectively and measurably so that the answer is the same for everyone in your situation.

This has also been deployed at StackOverflow.