Review your service contract. Locate the provisions in the contract for termination of the service agreement. Write down a list of reasons that warrant cancellation of the service contract if the terms of the contract require breach of terms for cancellation.
Open a new blank document on your word processor or use a business letter template. Type your full name, address and telephone number in the upper right corner of the document. Press "Enter" four times and then type today's date on the left.
Type the full name of the business and the business address under the date. Include the name of the business representative and account number if applicable. Press "Enter" two times and enter your salutation "Dear [Name Of Representative]:"
State the nature of the service contract and the exact effective date of the cancellation. Decide if your cancellation will take effect immediately or at a future date. Cite the section of the service contract pertaining to cancellation of services.
List the reasons for cancellation of the contract, if relevant. Revoke authorization for automatic payment deductions from your bank account or billing to your credit card. Notify your bank or credit card company that you revoked in writing the service company's authorization.
Print your letter on quality stationary and sign the letter above your typed name. Address the envelope and mail the letter. Keep a copy for your records.