How to order drinks in a coffeeshop in Singapore

This article is an excellent intro to the coffeshop ordering technique in Singapore. Read the article and the comments and you can walk up to any kopi-stall auntie, and confidently stare her in the eye, and say the three little words: "auntie, kopi-O".

To quote:

No doubt, any Singaporean should know that kopi is the local slang for coffee and teh for tea.
For starters, kopi-C or teh-C means coffee or tea with extra milk. C was probably derived from the fact that condensed milk is used to make coffee. C can mean creamy too.