1. Cost of living (include rent, food and utilities)
2. Social costs (tuition, transportation, insurance, ceremonial occasions)
3. Entertainment (such as clothes, travel and eating out)
4. Amount of money you want to save
Deduct the amount you want to save from your income, and allocate the remaining amount to the other 3 categories. For example, if your monthly income is US$2,500 and you want to save US$420 per month, the amount will be allocated like this:
1. US$1380
2. US$500
3. US$200
4. US$420