I just started a job at an employer in Georgia. I signed an offer letter, which stated the employment was "at will.Keep a copy of your acceptance letter for your files. I am trying to make accommodations work and get a slightly higher starting salary. The employment application is a chance for you to sell your qualifications and show that you meet the job requirements. Employers must maintain an Employment Certificate (DOL-4103), also known as a work permit, on the work site for all workers under the age of 18. After emailing the acceptance letter, receive a start date from the recruiter. Some employers never ask for an application but will require a cover letter and résumé, while others may want all three. An offer letter is a formal document sent to a candidate offering them a job at a company. It includes basic information about the position.