Bid for an improve: Some airlines permit you to bid for an improve to business class. You may post a bid with the up grade and if it’s accepted, you’ll be upgraded at a discounted level. American Airways’ AAdvantage system: A loyalty program that rewards you for traveling with American https://businessflightshop.co.uk/blog/some-off-beat-and-unique-accommodations-you-may-try-on-a-holiday/