The rules governing service of a divorce petition within the jurisdiction are contained in Part 6 of the Family Procedure Rules 2010 (FPR 2010), SI 2010/2955 (FPR 2010, SI 2010/2955, Pt 6) and the supporting FPR 2010, PD 6A and PD 6C. The rules governing service outside the jurisdiction are contained in chapter 4 of the FPR 2010, SI 2010/2955, 6.40–6.48. Where a petitioner wishes to serve a petition within the jurisdiction and the present address or whereabouts of the respondent is not known, the petitioner must make full enquiries of relatives, friends, neighbours, former employers and any other person or association who may have some information