Home Exercise & Fitness News Boutique fitness business accelerates, but competition can mean heavy lifting – Crain’s... Exercise & Fitness News Boutique fitness business accelerates, but competition can mean heavy lifting – Crain’s Detroit Business By Exercise Tips - February 2, 2020 307 0 Facebook Twitter Pinterest WhatsApp Boutique fitness business accelerates, but competition can mean heavy lifting Crain’s Detroit Business Brought to you by Google News. Read the rest of the article here. Facebook Twitter Pinterest