Dear Hiring Manager,

I am writing to apply for the position of [Job Title] at [Company Name]. Despite facing challenges with my previous employer, I have gained valuable experience and skills that make me a strong candidate for this role.

As you will see from my attached resume, I have a solid educational background and professional experience in [Related Field]. However, due to unfavorable circumstances, I was unable to achieve my full potential in my previous job. Despite this setback, I have taken steps to further develop my skills and knowledge, including [List any relevant training courses or certifications].

In addition, I am a quick learner and have a strong work ethic. I am confident that I can quickly adapt to the demands of this role and deliver high-quality work under pressure. I am also a team player and have a positive attitude, which I believe will contribute to a positive work environment.

Thank you for considering my application. I am eager to discuss my qualifications further and am available for an interview at your convenience.

Sincerely,

[Your Name]