There are so many ways to save TAX. But only way you can get 100% satisfaction is by contribution to social welfare organizations. By this way every one have a chance to help poor people and we will get 100% tax free. If you save tax using either mutual funds or home loans you will not get 100% tax free.

Just by donating minimum of 1000 Rs itself you will get mainly 2 advantages:

1) Giving life to POOR people

2) 100% TAX FREE from your income.