CLOSED: 2010 - 2018 This auction site appeared so promising when it arrived on the scene back in 2010. HappyBidDay even donated 5% of select bid package purchases to breast cancer research. Despite the high hopes and relocating from the Northeast to sunny Florida then back to Delaware, HappyBidDay closed its doors in March 2018. Last contact information: HappyBidday 113 Barksdale Professional Center Newark, DE 19711 Phone: 302-294-0879