Important documents should be kept in a safe e.g. Passports. If possible make copies of these documents. Only a few shops accept the major credit cards [See credit cards), although more accept debit cards, which can be acquired at a local bank. It is a good idea to use this as it saves you carrying cash which is often bulky carrying around. Robberies, mugging and purse snatching which hitherto was non-existent has now become like what pertains in any other city in the world. Please be advised to take good care and preventive measures of your belongings at all times. Avoid hitching a ride it could be dangerous. If you intend to rent a place and need you own security there are several private security companies you can rely on. Count on K9 security.