Question

how to minimize the usage of paper in daily life

Answer 1

by recycling the paper and use the paper in limited by don't wasting it

Answer 2

Cashless payment, also using online services and reducing use of newspaper instead using epaper, also we can reduce use of parper by using both sides of paper. The summary is that to use technology instead of using paper and pen...
Recycle, Reduce, Reuse i. e R mantra is best option for Green Globe :)