When this Code requires the giving of notice and manner of giving the notice is not specified, the notice shall be in writing. If a right may be exercised or an act is to be done and the notice of it is required to be given but the time within which the notice must be given is not specified, the notice shall be given at least ten (10) days before the time the right must be exercised. (Ord. #9, §6, 1982)