SOCIAL AID GUILD OF GHANA v. DASSAH AND ANOTHER Practice and procedure—High Court—Jurisdiction—Limitations—When proper to object to High Court's jurisdiction as to venue—Determining whether defendant carrying on business in a place question of fact in each case—Need to show permanent office with powers of management—High Court (Civil Procedure) Rules, 1954 (L.N. 140A), Order 5, r.1 (6) and (8)—High Court (Civil Procedure) (Amendment) Rules, 1977 (L.I. 1107), r.1.