Originating process to be tested by its date. 10. (1) The Registrar shall indicate the date and time of presentation for filing on every originating process presented for filing and shall arrange for service thereof to be effected. (2) An originating process shall not be altered after it is sealed except upon application to a Judge in Chambers. Preparing originating process. 11. (1) Originating process shall be prepared by a plaintiff or the plaintiff's legal practitioner, and shall be clearly printed in black ink on white opaque A4 paper of high quality. (2) The person filing the originating summons shall leave at the Registry sufficient number of copies thereof together with the documents in sub-rule 2 of rule 9 of this rule for service on the respondent or respondents. Sealing of originating process. 12. (1) The Registrar shall seal every originating process where upon it shall be deemed to be issued. (2) A plaintiff or the plaintiff's legal practitioner shall, on presenting any originating process for sealing, leave with the Registrar as many copies of the process as there are defendants to be served and one copy for endorsement of service on each defendant. (3) Each copy shall be signed by the legal practitioner or by a plaintiff where the plaintiff sues in person and shall be certified after verification by the Registrar as being a true copy of the original process filed. What is to be done after sealing? 13. The Registrar shall after sealing an originating process, file it and note on it the date of filing and the number of copies supplied by a plaintiff or the plaintiff's legal practitioner for service on the defendants. The Registrar shall then make an entry of the filing in the cause book and identify the action with a suit number that may comprise abbreviation of the Judicial Division, a chronological number and the year of filing. Copies to be served 14. The Registrar shall promptly arrange for personal service on each defendant of a copy of the originating process and accompanying documents duly certified as provided by in this order. Duration of and renewal 15. (1) For the purpose of service, a writ (other than a concurrent writ) is valid in the first instance for twelve months beginning with the date of its issue, and a concurrent writ is valid in the first instance for the period of validity of the original writ which is unexpired at the date of issue of the concurrent writ.