This is a guest article by Jodie Cohen, programme director at the Revenue Management for Airlines conference.

Flight prices are being squeezed to an all-time low, and airlines from all corners of the globe are looking for ways to protect and enhance their revenue streams.

At the same time, technology advances are making revenue management a more powerful tool than ever before.

Read full story at: http://www.tnooz.com/2011/06/03/news/four-issues-to-ponder-regarding-airline-ancillary-revenue/