[stmok]

I've been looking around...And I was wondering does anyone own one of these books?
Are they good? Opinions?

For learning about Win2k itself
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*Windows 2000 Essential Reference (Essential)
by Steven Tate (Editor), et al
Paperback - 700 pages 1 Ed edition (April 21, 2000)
New Riders Publishing; ISBN: 073570869X ;

*Mastering Windows 2000 Professional
by Mark Minasi
Paperback - 1040 pages 2 edition (October 23, 2000)
Sybex; ISBN: 078212853X ;

*Windows 2000: The Complete Reference
by Kathy Ivens, Kenton Gardinier
Paperback - 1070 pages (January 14, 2000)
Osborne McGraw-Hill; ISBN: 0072119209 ;
Dimensions (in inches): 2.18 x 9.09 x 7.32

Win2k Registry
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*Admin911: Windows 2000 Registry
by Kathy Ivens
Paperback - 351 pages 1st edition (December 2000)
McGraw-Hill Professional Publishing; ISBN: 0072129468 ;

Tweaking Win2k
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*Tuning and Sizing Windows 2000 for Maximum Performance
by Curt Aubley
Hardcover - 638 pages 2 edition (December 20, 2000)
Prentice Hall Computer Books; ISBN: 0130891053 ;

Win2k Security
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Windows 2000 Security Handbook
by Philip Cox, Tom Sheldon, Phillip Cox
Paperback - 700 pages 1st edition (December 15, 2000)
McGraw-Hill Professional Publishing; ISBN: 0072124334 ;

Windows 2000 Security
by Roberta Bragg
Paperback - 569 pages (October 2000)
New Riders Publishing; ISBN: 0735709912 ;

I wanna know the full capabilities of Win2k.
Its strengths and weaknesses as well how to set things up properly.