Final answer:
There are four types of letters: letter of interest, cover letter, follow-up letter, and thank you letter.
Step-by-step explanation:
- Letter of interest: Express your desire to work for a particular company.
- Cover letter: State how you meet the job requirements.
- Follow-up letter: Send 3-5 days after submitting your application or résumé.
- Thank you letter: Send it to favorably influence employers' decision on hiring you.
Learn more about Types of letters