Pros:
1. High demand for foreign language instruction services due to an increasingly global economy.
2. An opportunity to work with students from diverse backgrounds and cultures.
3. Potential for excellent profits since there are few competitors in the field.
4. Low overhead costs since you can work from home or a small space.
5. Flexible hours and the ability to set your own rates.
Cons:
1. Having to stay up-to-date on the latest language teaching techniques and trends in order to remain competitive.
2. Difficulty in marketing and advertising your services.
3. High level of competition from established language schools and universities.
4. Difficulty in finding qualified employees to help with instruction.
5. You may have to travel to teach at offsite locations or offer online classes which can be time-consuming and expensive.