If you're thinking of investing in the airline industry, what do you need to know? Seth Kaplan, managing partner of Airline Weekly and author of Glory Lost and Found: How Delta Climbed from Despair to Dominance in the Post-9/11 Era, explains how Delta Airlines reinvented itself and came back from its 2005 bankruptcy declaration. Find out the factors you should take into account if you are considering investing in an airline and what it takes for an airline to be profitable. What are the secrets of long-term investing? On today's show, Doug Goldstein, CFP® talks about long-term investing and whether it's worthwhile taking advantage of your 401(k) plan in spite of the annual administration fees. Follow Seth Kaplan on http://airlineweekly.com and on Twitter: @Airline_Weekly.