Write the next sentence in the following story.

How to work at a nail salon
Earn your high school diploma or ged.
Some trade schools or vocational schools offer nail technician instruction to high school students, so if you attend an educational institutions that does so, you can already get some training.
Complete an accredited, state-approved course in nail technology.
This can be done in as little as 2 months at a trade or vocational school, or a beauty or cosmetology school. Upon completion of the course, you will receive a certification.