You can now buy your own demo, if you've a mind to and the necessary ruboolas:
Judging by their profiles, most of the 300-plus people currently listed in the "rent a demonstrator" category are young and attractive. Potential agitators looking for support for their public protests can choose, for example, Steffen, age 22, 190 cm tall (6 feet 2 inches), "athletic" and with a shoe size of 45. He's available for gigs all over Germany, but says he prefers the state of North Rhine-Westphalia. Or Manuela, who has green eyes and "very long" hair and is available within a 100-kilometer range of Berlin.