Yes very, and if you're not american it won't work.Thanks i think will go with fraud.
But how is the setup is it hard to do , hard to make gimmick?
uh, actually you can take the application that they teach in fraud and use it on any bill. (im singaporean, i should know)
totally forgot that i was going to reply this.I'm british and it doesn't work out here we have a holograph instead of a stamp and it just wouldn't work, not to mention the note would be unspendable then, and we don't really have any low bills to destroy.