Docket No. 19929. November 7, 1980. COUNSEL Harrison Smith, D.D. Hughmanick, James L. Stoelker, John R. Mullen and Daniel McLoughlin for Petitioners. No appearance for Respondent. Lee A. Lopez for Real Parties in Interest. OPINION PUGLIA, P.J. Petitioners are defendants in a quiet title action pending in the respondent superior court. By this application for a writ of mandate, they seek review of the trial court's order denying their motion to compel responses to interrogatories and for sanctions
(a) In case of service by mail, the notice or other paper shall be deposited in a post office, mailbox, subpost office, substation, or mail chute, or other like facility regularly maintained by the United States Postal Service, in a sealed envelope, with postage paid, addressed to the person on whom it is to be served, at the office address as last given by that person on any document filed in the cause and served on the party making service by mail; otherwise at that party's place of residence.
(a) Within 30 days after service of interrogatories, the party to whom the interrogatories are propounded shall serve the original of the response to them on the propounding party, unless on motion of the propounding party the court has shortened the time for response, or unless on motion of the responding party the court has extended the time for response. (b) Notwithstanding subdivision (a), in an unlawful detainer action or other proceeding under Chapter 4 (commencing with Section 1159) of Title