[UPDATE, June 14, 2019: Starting June 17, users of Southwest Airlines’ Swabiz corporate booking portal must insert their credit card’s three- or four-digit security code. According to the airline, that includes those using a “Swabiz ghost card” (when card info wasn’t stored before June 17), those using a stored personal card (for the first purchase on or after June 17)...

David Jonas in 2006 co-founded business media firm ProMedia.travel after ten years as a journalist with Business Travel News. David rejoined BTN in 2010 as executive editor when its parent company acquired ProMedia, and in 2014 co-created The Company Dime. David has a bachelor's degree in communications from Cornell University.