The number of buyers working in social media rose nearly 600 percent over the past year, a report found.
Brazenhead Books owner Michael Seidenberg has been operating out of an UES apartment since 2008.
Stellah Johnson, 52, had been running Stellah's Vintage Groove online as an Etsy store.
Bleulili Home is planning to open on Third Avenue by the end of May.
Laura Lanz-Frolio's Internet success has encouraged her to open a mobile shop in a 1970's trailer.
The holiday market drew many more Etsy sellers this year, making it a destination for artisanal gifts.
The mosaic belt buckles made by Jim Power sell for $99 on Etsy.
A Hudson Heights mother, editor for home repair magazine This Old House and a longtime salvager, releases a book with "22 Ideas for Turning Old House Parts Into New Treasures for Your Home."
A video posted on the craft about Michael Seidenberg's secret Upper East Side book shop, Brazenhead Books, went viral.
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