ME Strauss provides some thorough thoughts on how to trend-spot as part of your job.
What does it take to spot a trend before it takes root and actually happens? What does a person need to watch for? Seeing trends seems to be a factor of intelligence, learning style, and world view. Allowing that you have the prerequisite intelligence — we’re talking business acumen, common sense, and people smarts, not rocket science — the rest is a matter of doing the work and being open to what’s happening. This is lesson 1 on being a trendspotter.