Hello.I want to fly to japan from istanbul via singapore and i want to buy return ticket .During the layover time (18 hours),i want to visit singapore city.I have Greek passport and i dont need a visa to enter singapore.According to these information
1.After landing to sinapore,Can i go to passport control point directly to enter Singapore city if i have a boarding pass for next flight (for tokyo)?
2.What must be address on The Disembarkation/ Embarkation Card (D/E card) ?
3. Will I need to pay airport tax when I enter Singapore?If it is Yes,where can i pay at Changi airport?
4. Should i inform airline agency about entering City of Singapore before depature in Istanbul or when i arrive at Changi airport during layover time?