Unlawful entry is a term used to describe a variety of criminal activities, including trespassing, breaking and entering, and BURGLARY. Trespassing is the act of entering or remaining on someone else's property without permission. Breaking and entering is the act of entering a building unlawfully with the intent to commit a crime. BURGLARY is the act of entering a building unlawfully with the intent to commit a theft or other felony. All of these activities are considered unlawful entry and can result in serious legal consequences.