Section 21: Other assistance in obtaining evidence.

(1) A request under this Part of this Act may seek other assistance in obtaining evidence.
(2) A request under this section shall specify as appropriate and, in so far as the circumstances of the case permit-
(a) the documents, records or property to be inspected, preserved, photographed,copied or transmitted;
(b) the samples of any property to be taken, examined or transmitted; and
(c) the site to be viewed or photographed.