Are offer letters binding in any way in California? However, when I started, my boss told me the remote work policy was a mistake.What is included in an offer letter? An offer letter focuses on the key details of employment. Use this letter to convey information to a new employee about whom they will report to, job title, starting date and time, rate of pay and classification. An offer letter provides a brief overview of the position and company and includes specific job details, like start date, salary, work schedule and benefits. Enter the salary amount being offered to the employee. The salary may be entered as an annual, monthly or hourly basis. These basic sample offer letters consist of "core" data that should be included in an offer letter. The offer letter can also reference the annualized salary rate.