PHILADELPHIA--(BUSINESS WIRE)--Linda’s Stuff, the largest and most successful online consignment seller of designer fashion on eBay worldwide, is marking its 15th anniversary this June. With over $25MM in annual sales and the company’s recent expansion to 93,000 square foot in their Hatboro, PA warehouse, the consignment juggernaut has much to celebrate. Former labor and employment attorney, Linda Lightman started Linda’s Stuff fifteen years ago out of her home. After cleaning out her kids’ roo