The criminal carefully jams the token slot with a matchbook or a gum wrapper and waits for a would-be rider to plunk a token down. The token plunker bangs against the locked turnstile and walks away in frustration. Then from the shadows, the token sucker appears like a vampire, quickly sealing his lips over the token slot, inhaling powerfully and producing his prize: a $1.50 token, hard earned and obviously badly needed.