HD72-88 Upper Silesian Conurbation abstract and figurative clues added value bic Book Industry Communication::K Economics, finance, business & management::KC Economics::KCM Development economics & emerging economies circular economy community manager cultural and creative community customer online review destination image hotel sector’s competitiveness innovation lodging negative stereotypes online customer review online reputation post-industrial cities development price rating of online reputation regional image service quality social media content exploration sustainable tourism tourism destination