Holmgren v. State Farm Mut. Auto. Ins. Co., 976 F.2d 573, 576 (9th Cir.1992); Admiral Ins. Co. v. United States Dist. Court, 881 F.2d 1486, 1494 (9th Cir.1989). The work product doctrine establishes a qualified immunity, rather than a privilege, and the qualification of the immunity is to be determined upon a showing of necessity or good cause. Admiral Ins. Co., 881 F.2d at 1494; Doubleday v. Ruh, 149 F.R.D. 601, 605 n. 3 (E.D.Cal.1993). The party claiming work product immunity has the burden of proving the applicability of the doctrine. United States v. City of Torrance, 163 F.R.D. 590, 593 (C.D.Cal.1995); Nutmeg Ins. Co. v. Atwell, Vogel & Sterling, 120 F.R.D. 504, 510 (W.D.La.1988); see also Gulf Islands Leasing, Inc. v. Bombardier Capital, Inc., 215 F.R.D. 466, 475 (S.D.N.Y.2003) (<HOLDING>); Hildebrand v. Wal-Mart Stores, Inc., 194
holding opinion work product to be absolutely protected holding declaration or affidavit must support work product claim for documents listed solely as work product on privilege log holding that investigative report regarding potential premises liability claim was protected work product holding that the protection of the work product rule continues after litigation has terminated holding that title iii authorization memoranda were covered by the work product privilege