http://www.mfa.gov.sg/content/dam/mfa/images/om/sanfrancisco/forms/Visa%20-
%20Singapore%20Visa.pdf
If you do not have a local contact in Singapore who is a Singapore Citizen
or a Singapore
Permanent Resident, please provide a copy of your eTicket receipt &
itinerary and a copy of the
confirmed hotel reservation for the duration of your stay in Singapore with
your visa application.