Giving money to a seller is possible only with your right hand because the left hand is considered “unclean”. This rule also applies to other actions such as giving or receiving food at a table. These actions also must be done with your right hand.
Loose and closed clothes is the best choice for a walk around the city. Try to avoid too bright or too extravagant apparel as it may cause confusion among the locals. Beach dress will be appropriate at the beach only. Wearing sports clothing is considered a sign of bad taste.
Smoking in public places is prohibited in the city, therefore, you should carefully examine prohibitory signs. As a rule, there are special areas for smokers close to all major government agencies, restaurants and shopping malls.
Visitors should leave tips in the restaurants of the city. A reward of 5 - 10% of the total bill is enough. In some dining facilities service charges may be already included in the bill.
Power supply voltage in all major hotels of the city is 220V. In small hotels which use individual generators of electricity voltage can be 110V.