Consumers go through five stages in the process of adopting new product.

[Shah Alam Kabir Pramanik]

Consumers go through five stages in the process of adopting new product.
1.   Awareness: The consumer becomes aware of the new product, but lacks information about it.
2.   Interest: The consumer seeks information about the new product.
3.   Evaluation: The consumer considers whether trying the new product makes sense.
4.   Trial: the consumer tries the new product on a small scale to improve his or her estimate of its value.
5.   Adoption: The consumer decides to make full and regular use of the new product.