Disadvantages:

1. Uncertain income.
2. Risk of losing their entire investment.
3. Long hours and hard work.
4. Lower quality of life till the business has been established.
5. High stress level.
6. Cannot blame anyone.
7. Initial failure and discouragement.
8. Multi-tasking.
9. Family and social risk.
10. Sacrificing capital and debt burden.
11. Betting on a crucial deadline.
12. Market has its own trends.