Contact security if you anticipate a problem. Never leave your briefcase or unchecked baggage unattended. Place additional ID inside your checked luggage. Do not use expensive designer luggage. Never place valuables in checked luggage.
Hand carry valuables and prescription medicines.
Take important phone numbers with you. Leave your itinerary and contact information with a relative or friend. Avoid the subway during early morning or late hours. Check State Department for travel advisories or contact The Travel Office. Do not allow the hotel clerk to verbalize your name or room number.