Marcia has been active in the luxury internet world for fourteen years starting with Zebramart, an Atlanta-based eCommerce site. As design director, she sourced all product from luxury sectors traveling to the high point market. She also wrote monthly columns on travel, luxury, and style. Her collection, Kleinberg Sherrill, was involved in the launch of luxuryfinders.com. She subsequently worked with YahooT on their magazine, "eShopper" in conjunction with Ziff Davis handling the luxury market. She designed the Kleinberg Sherrill website, and writes and/or edits a large portion of the editorial content for luxury website 1stDibs.com, and co-hosts the site's webcasts alongside the company's founder, Michael Bruno.