Business owners are problem-fixers and void-fillers. When you're starting a new business venture, you must consider a few essentials: What is missing in the marketplace, what will drive consumers to purchase and what specific niche can you carve out. From vinyl pressing shops to "barcades," and roller derby supplies to pizza cones, there's an infinite number of unique business concepts that are taking the U.S. market by storm.
If you've become bored of the basic product lines you see every day, don't fret -- Mashable found some of America's most creative and niche businesses and asked their owners to explain why they started their businesses and how they've succeeded in selling such specific products.
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