Before conversion of a possessory title in a case to which the foregoing rule applies, the Authority-
(a) may serve such notices as it may consider necessary, including notices to owners of neighbouring property, who, it may have reason to think, may be entitled to enforce restrictive conditions affecting the property;
(b) may, at the applicant’s expense (unless an order to the contrary is made by it) insert notice of the intended conversion in such publications (if any) as it may direct;
(c) may make such enquiries on the property or elsewhere as it may consider necessary.