To confirm the progress of work done
[Date] [Name] [Address] Dear [Name] We are glad to give you a progress report on [project]. To date we have completed: [TASK] [TASK] [TASK] As you can see we are [time ] ahead of the agreed schedule. On [date] we are starting work on [TASK] and we are now expecting to complete the [project] by [date]. If you would like to discuss this matter further please do not hesitate to contact me. I hope our progress so far pleases you. Yours Sincerely [Your Name] [Your Title]