Whenever any notice or publication is required by a provision in this code or any other code or statute of this state to be provided in a specified size of type or printing which is to be measured by points, the size required, unless otherwise specifically defined, shall be determined by the conventional customs and practices of the printing industry and within the tolerances permitted by conventional custom and practice in that industry, except that the provisions of this section shall not be used for purposes of evasion of any requirement for notice or publication.