Consumers warned against selling gas cylinders in open market Updated: Updated: Companies say it is easy get the connection transferred online or via WhatsApp Share Article AAA Carry along: The oil marketing companies say consumers should carry the LPG cylinders with them and apply for transfer online. | Photo Credit: LAKSHMINARAYANAN E Companies say it is easy get the connection transferred online or via WhatsApp Did you know that it is an offence to buy or sell empty cooking gas cylinders in the market? However, of late there have been reports of people trying to sell empty or even full cylinders belonging to State-run oil marketing companies via social media.