(a) Importing and goods from Southern Rhodesia; (b) Exporting any goods to Southern Rhodesia; (c) Providing any facilities for transport of goods to and from Southern Rhodesia; (d) Conducting of facilitating any transaction or trade that may enable Southern Rhodesia; (e) Continuing to deal with clients in South Africa, Angola, Mozambique, Guinea (Bissau) and Namibia after it has become known that the clients are re-exporting the goods or components thereof to Southern Rhodesia, or that goods received from such clients are of Southern Rhodesian origin