What are the best lessons you can learn from the corporate world?

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1. Expect promotion after being in a company for more than 2 years
2. Refrain from doing business with friends.
3. Don't trust managers, most will exploit you in their needs.
4. If you are the best employee of the company, remember that another company is waiting for you and you have better respect and better position.
5. Gain communication skills with clients, bosses and other superiors.
6. It will not be easy for everyone in the company to exploit you like a hunter.
7. Don't tell anyone about those you find annoying.
8. Do not criticize the work of any person or person in the same office.
9. Learn to be the boss of your boss too, don't be his sheep. If you hate him, leave the company.
10. Stay hungry, learn and become an expert in your field.
11. If a high-ranking person makes a mistake, say so
12. Being extremely good and gentlemanly will not always make you successful in the corporate world.
13. Dress well, go to the gym, present yourself as beautiful and attractive.