To supercharge your career, particularly when times get tough, you need a big, strong network of professional contacts — people you can call on, and who know they can call on you, for advice, information, referrals, and introductions, writes Fortune’s Anne Fisher in her November 7 Ask Annie column. Do you have a strong network? Could it be better? Has your network helped you find a job? Conversely, have you helped colleagues find work? What has helped you – and hasn’t? Who’s been most helpful? Any pet peeves?