Possession of drugs in Malaysia can be punished by the death sentence, even if you are carrying a small amount for personal use. It is best to avoid all contact with drugs in Malaysia and be suspicious of any stranger who offers to give or sell you drugs. Gambling is also highly illegal and can receive a heavy punishment.
Pick pocketing is a common crime in large towns and cities, especially Johor. There are also incidents of people driving up on motorbikes and snatching bags, often taking their victim along with them if they refuse to let go. Carry your bag on the shoulder facing away from the road and keep a close eye on your possessions in crowded areas.
Vehicles do not stop at pedestrian crossings and it is safer to cross busy roads at pedestrian bridges and pedestrian traffic lights.
Buy a good padlock for your bag and hotel door. You may find that windows don’t always fasten properly and you should fasten them securely with a cable lock. Don’t leave valuables in hotel rooms: carry your passport or ID document and other valuables with you at all times or deposit them in the hotel safe.
Make sure you negotiate the taxi fare with the driver before getting in and try to avoid fake or unregistered taxis late at night by using a dial-a-taxi service.
Although female travellers who dress conservatively will rarely have trouble in Malaysia, it is best to avoid travelling alone at night. Also, make sure you lock you hotel room door when in the room to discourage unwanted visitors.