Mail theft; penalty. Creates the offense of mail theft, punishable as a Class 6 felony, for any person who (i) knowingly, willfully, and with the intent to deprive, injure, damage, or defraud another (a) takes, destroys, hides, or embezzles mail or (b) obtains any mail by fraud or deception; (ii) buys, receives, conceals, or possesses (a) mail and knows or reasonably should know that the mail was unlawfully taken or obtained, (b) any key he knows or reasonably should know is suited to any lock adopted by the United States Postal Service that provides access to any mail receptacle located in a cluster mailbox unit used for the purpose of centralized mail in any neighborhood, or (c) a counterfeit device or key designed to provide access to any lock described in clause (b); or (iii) knowingly, willfully, and with the intent to steal any mail inside damages, opens, removes, injures, vandalizes, or destroys any mail receptacle.