Cancellation of personal event
[Date] [Name] [Address] Dear [Name] We regret to have to tell you that we have had to cancel our proposed [event] on [date] at [location]. This is because [reason ]. We are sorry if this causes you any inconvenience. We intend to rearrange the [event] as soon as possible and we'll be in touch with you shortly. We hope you're not too disappointed. Yours Sincerely [Your Name] [Your Title]