Guards will become suspicious if they see you running, standing too close to them, or carrying an inappropriate weapon for your current disguise [10]. Walking is your safest default state [7].
This is your most reliable tool for silent kills. Remember to sneak behind targets (crouch-walking) and "charge" the wire before striking to ensure an immediate, quiet elimination. Requirements for the "Silent Assassin" Rank hitman-2-silent-assassin-game
Kill or harm no one except your primary targets. Guards will become suspicious if they see you
If playing on Steam, version 1.01 is often recommended over the standard version as it restores certain censored content and provides better guard AI behavior [7, 22]. Never blow your cover or let guards find
Never blow your cover or let guards find a body you've left behind.
For detailed mission-by-mission walkthroughs, refer to comprehensive resources like GameFAQs or IGN [2, 8, 17].