All notices required to be given by this chapter may be given by the clerk of the court without an order from the court, and when so given, for the time and in the manner required by law, they are legal and valid as though made upon an order from the court. If use of a citation is authorized or required by statute, the citation may be issued by the clerk of the court on the request of a party or the party’s attorney without a court order, unless an order is expressly required by statute.