What would be the reason the telecom service providers suddenly started giving multiple offers to the people for both talk time and data?

Question

Few years back in India, we had to pay so much for talk time and data. There were no offers given by any service providers. But these days suddenly all service providers started giving multiple offers for talk time, SMS and internet plans. What would be the reason for that sudden change?

Answer 1

because of the profit they get from the customers