Filling out an empty document with false information is blank document forgery. Forgery involves shaping a specific form in order to evoke some sort of extra-normal event.An unnatural tremor can be an indicator of document forgery. Tremors can happen because someone was nervous when they were writing. The three types of forgery are document forgery, signature forgery, and art forgery. Is forging a signature a felony? Forgery is the act of copying an item and passing it off as the original. Think of checks that have a forged signature. The forgery defense attorneys at Musca Law are experienced, skilled, tenacious, and relentless when we defend our clients. Contact Musca Law today.