Eliza Ronalds-Hannon

At a time when many travel companies are scrambling to find their social media identities, Lufthansa is setting a powerful example of how to engage an audience and develop a distinct personality.

The suggestions are surely well-founded, but airlines and airports in this market are unlikely to adopt policies demanding short-term investments - even if they do offer long-term returns.

Tapping into the eco-friendly market might help hotel chains out of their slump, but they'll have to prove that their efforts aren't merely "green-washing," and also deliver on the basics.

Frontier may have discovered that its attempt to get more direct purchases wasn't worth lost business from customers turned off by the $100 baggage charge, or it may hope to score popularity points by bucking the extra-fees trend. Either way, this is a win for Priceline, which now boasts one more reason to book through its site instead of the airline's.

When it comes to serving food on board, airlines can't seem to win: whatever they serve is criticized for its quality, but if they cut back, they hear about that, too. The life of the airline peanut - after decades, barely hanging on to its role as the prototypical on-board snack - is representative of airline food's career, both triumphs and struggles.

Customers are sure to complain about these new fees, but if they want the low fares these companies offer, they have to play the game.

If the DOT wants to make an example of Southwest, a company that makes about $2.7 million per day, it's going to have to levy fines quite a bit heftier than this.

Everyone wants a cheap, good looking bag, and the flash sale experts are giving it a shot on their own.

As cities invest in Wi-Fi to become more tourist-friendly, they're changing the standard to which travelers are accustomed. At the rate it's going now, the hospitality industry will have to scramble to catch up.

Serbia has plenty to offer, and for cheap, but few tourists realize it. If attendees of the Exit Festival continue to spread the word, that could change quickly.