; and (III) whether, during the period— (aa) information about their device was, or was not, obtained by the government; (bb) their location was, or was not, tracked; and (cc) their communications were, or were not, intercepted. (ii) Delay of notice On an ex parte showing of good cause to a court of competent jurisdiction, the serving of the inventory required under clause (i) may be postponed. (2) Foreign intelligence surveillance Use of a cell-site simulator by an element of the intelligence community shall not be subject to subsection (a)(1) if it is conducted in a manner that is in accordance with— (A) title I of the Foreign Intelligence Surveillance Act of 1978 ( 50 U.S.C. 1801 et seq. ) (including testing or training authorized under paragraph (1) or (3) of section 105(g) of such Act ( 50 U.S.C. 1805(g) ) (including such testing or training conducted in conjunction with a component of the Department of Defense or an Armed Force), if any information obtained during such testing or training (including metadata) is destroyed after its use for such testing or training); or (B) section 704(c)(1)(E) of such Act ( 50 U.S.C. 1881c(c)(1)(E) ). (3) Research Subsection (a)(1) shall not apply to the use of a cell-site simulator in order to engage, in good-faith, in research or teaching by a person that is not— (A) a law enforcement agency of a governmental entity; (B) an element of the intelligence community