 Bus wars were common following bus deregulation, and the Paisley area was no stranger to fierce competition; however Dart Buses predominantly operated along routes of large operators and were more successful and subsequently grew much larger than other independents.The company collapsed in 2001.The company started operating second-hand minibuses on local routes around Paisley, however these minibuses were soon displaced by larger single deck Leyland Nationals, around which the fleet was based.