@AmyZenunim Street vendors do this quite often in South East Asia. There's a whole mechanical field of modified motorbikes. Filipino "tricycles" are very creative https://www.ecosia.org/images?addon=firefox&addonversion=4.1.0&q=south+east+asia+tricycle+styles while Thai "tuk tuk"s are sturdy and professional https://www.ecosia.org/images?q=tuk%20tuk&addon=firefox&addonversion=4.1.0. Cambodia and Vietnam have other styles too.