No doubt you’ve heard it said before that such and such is “trending.” Perhaps you even check out Twitter’s Trending Topics from time to time. But do you really know what “trending” means? It’s a 21st-century play on the verb “to trend.” In other words, it describes what’s currently popular with the masses. You might’ve figured as much on your own, but there’s more to know, such as types of trends, what can become a trend, and how you can improve your marketing by capitalizing on the latest fads.