What are the reasons for starting you own business?

The main reason to start a business is freedom, financial and temporal freedom, period.

1. Freedom to do what you like most.

2. Freedom to work whenever you like.

3. Freedom to work from wherever you are.

That's for people who are employed and want to leave their jobs.

For the ones having not enough money for their living and not being able to find adequate jobs it might be a sheer necessity.