After promoting a Paul McCartney concert in the '80s, an album rock DJ said on-air, "I can tell that a lot of people going to the concert don't usually attend concerts. They call the radio station and ask, 'Where do I get tickets?' When I tell them, 'Any of the usual outlets,' they ask, 'What are those?'"
It would have been best if the DJ had told callers, "Any of the usual outlets, such as..." Most likely, the callers wouldn't have been offended.