In business class in flights prior to departure, passengers can chill out and get ready for their journey inside the Lufthansa Business Lounges, in which they could check e-mail, have snacks, or simply unwind in a snug surroundings. Experienced to negotiate once on board with other passengers to trade seats. https://businessflightshop.co.uk/blog/how-to-upgrade-your-flight-tickets-to-the-first-class/