Learn how to politely turn down a job offer with these tips and examples. Maintain a good relationship with the company while declining the offer.Just write them a letter thanking them for the opportunity but you decided to pursue other options at this time. Finding it hard to reject a job offer? Application Process - Completing and Submitting an Application. Giving a timely response is the most polite. The quicker you respond, the quicker the employer can fill the role. Here's a sample letter to decline a job offer for your reference to politely say no to the company when you have made up your mind to join another. Your application will first be reviewed to ensure that your work experience and educational back- ground meet the minimum requirements for the position.