![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-53/ti_inject-812ce.png)
Clothing boutiques and specialty shops often start because there is a need for a particular product, but large retailers like Wal-Mart and Costco can't sell enough of the item to stock it on their shelves. If a clothing boutique started to sell designer clothes or clothing for hard-to-fit people because the clothing wasn't being offered by a larger retailer, the best way to describe how that idea was recognized is ________.