What can you do wih SGD30?

I am about to make a decision in what should I do with SGD30. The amount could be too little. But, it would be fun to think about it...

With SGD30, I can
1. Fill up about 21L of petrol
2. 2 movie tickets + Pop corn set
3. For my lunch & dinner for 5 days
4. buy 2 boxes of golf ball + Glove
5. Pay parking fine. SGD30,
6. buy a pair of China make sport shoes, it will have a few bucks balance.
7. Bus ticket from Singapore - KL
8. a pair of audio speaker
9. ...

Honestly, I still cannot decide what to do what the SGD30...