AYEKPA v. SACKEY-MENSAH Land Law and conveyancing—Declaration of title—Land dispute—Priority of equitable interests—Vendor offering plot with uncompleted building for sale to defendant—Part payment by defendant acknowledged in writing by vendor—Vendor subsequently offering same plot for sale to plaintiff—Plaintiff's payment evidenced by receipt and statutory declaration—Defendant in possession asserting prior title against plaintiff—Action by plaintiff for declaration of title—Legal effect of statutory declaration and receipt—Receipt and statutory declaration enforceable as contract for sale of land conveying equitable title to plaintiff—Earlier contract between vendor and defendant also conveying similar equitable title to defendant—Priority of equitable interests in land—Priority governed by rule qui prior est tempore, potior est jure—Rule not inflexible—Circumstances excluding its application.