Back in the day, things were ... easier. Now you need a case with the correct - and very rare - blue Vis markers, Post-It notes on the items, and a lot of cash (Mark Hamill - Luke Skywalker, obviously - charges $295, for instance). Or you can buy them from Disney itself. "Yet there is something about the 'quality, authentic experience' that is lost when you can order an autograph online or pick one up from a Disney World gift shop."
Article source here:The Arts Journal