Former restaurant workers create pop-up market in SF to support fellow laid off workers FacebookTwitterEmail Izzel Guerrero and Mayra Jimenez created Nana's Pop Up Market, focusing on women-owned businesses and specifically those run by women of color and the LGBTQ community.Tessa McLean On a sunny, warm Sunday in February, Jane Kang stands inside a restaurant parklet behind a long table covered in earth-toned ceramics. Selling a mix of mugs with curvy handles, and bubbled bowls and vases is one of her main sources of revenue now, having previously worked at restaurants before the COVID-19 pandemic changed life forever. In March 2020, Kang was working as a server at the Riddler, a popular champagne bar in Hayes Valley. Overnight, she was laid off indefinitely. Then, the Riddler closed permanently in August.