 The addition of several mega cruise ships this last year led to downward pressure on prices as supply exceeded demand. Here are little ways cruise lines are quietly making a bit more money. I'm Rudy Maxa with today's Travel Minute from Rudy Max's World. Cruising can still be a travel bargain, but cruise lines have found quiet ways to earn some incremental income without you feeling too much pain. I'm indebted to the website called CyberCruises.com for calling my attention to such things as cruise lines asking for a larger deposit when you book.