Inverted advertisements often ring bells in a negative way however, this ad agency’s reason to flip the poster will definitely make you laugh. The inverted billboard was an ad for a mobile company at Bengaluru’s Residency Road. The billboard read “This display is inverted due to non-payment from the company’s agent”. Basically, the message was from the advertisers who claimed non-payment. Their quirky way to launch a protest certainly grabbed many eyeballs.