1. For Netcool Documentation click HERE
The above link also contains PDF formats of the documentation. The documentation includes amongst other things administration guides and user guides for products like Netcool/Omnibus, Netcool/Webtop, Flex License Manager, Netcool/Security Manager, Netcool GUI Foundation, Netcool/Precision IP, most is not all the probes, etc.
2. For Netcool User Group HERE
You'll find the folks here very helpful. And of course Gulf Breeze is always ready to help when the going gets rough.
3. For Netcool Certification HERE
The Tivoli Netcool Core V1.0 certification consists of three exams as shown on the page referenced by the above link. Though the certification lists Webtop V1.3.1, please note that the latest version is Webtop V2.0
4. From the Gulf Breeze Software Team
h. Since so much of the above involves Java :- Facts about Java
...and much more to come. Watch this space...
Hope the above provides some direction on delving into Tivoli Netcool and getting some hands-on experience ;-).