Learn what to include in a job offer letter and use our ready made template. An offer letter specifies a job offer in the making.With our free template, you can set essential details like salary, job descriptions, and more in stone. Which, like you said, hasn't been signed. Use our fully customisable template to share the details of their offer. This job offer letter and email template includes; Download the free template now! Fill out the form to access a sample of Practical Guidance. An Employment Offer Letter provides the employer with an opportunity to formally make an employment offer to an employee in a clear and concise fashion.