It is recommended that you park your emergency fund in a liquid fund, because they provide higher returns than savings deposits in a bank and also because they are liquid. You should let excess funds lie idle in a savings bank account. So, when there is a substantial amount of money lying in your savings bank account, you should invest it in a liquid fund. Let us say that in two months you have to pay Rs 1,00,000 as your daughter’s annual fees. It is very risky to invest such money into stock markets or equity mutual funds. In such cases it is best to invest the money into a liquid fund. When you want to park short term funds for a purpose like a wedding, vacation or home renovation, liquid funds are for you. Liquid fund\s are an ideal place to park your funds for a period of 1-3 months.